119954561 has 4 divisors (see below), whose sum is σ = 122880324. Its totient is φ = 117028800.

The previous prime is 119954539. The next prime is 119954579. The reversal of 119954561 is 165459911.

119954561 = 7744² + 7745².

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59969536 + 59985025 = 7744^2 + 7745^2 .

It is a cyclic number.

It is not a de Polignac number, because 119954561 - 2¹⁴ = 119938177 is a prime.

It is a super-3 number, since 3×119954561³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 2925721 = 119954561 / (1 + 1 + 9 + 9 + 5 + 4 + 5 + 6 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (119954501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1462820 + ... + 1462901.

It is an arithmetic number, because the mean of its divisors is an integer number (30720081).

Almost surely, 2^119954561 is an apocalyptic number.

119954561 is the 7745-th centered square number.

It is an amenable number.

119954561 is a deficient number, since it is larger than the sum of its proper divisors (2925763).

119954561 is an equidigital number, since it uses as much as digits as its factorization.

119954561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2925762.

The product of its digits is 48600, while the sum is 41.

The square root of 119954561 is about 10952.3769566245. The cubic root of 119954561 is about 493.1801502228.

The spelling of 119954561 in words is "one hundred nineteen million, nine hundred fifty-four thousand, five hundred sixty-one".