419952961 has 4 divisors (see below), whose sum is σ = 420019632. Its totient is φ = 419886292.

The previous prime is 419952959. The next prime is 419953003. The reversal of 419952961 is 169259914.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 169259914 = 2 ⋅84629957.

It is a cyclic number.

It is not a de Polignac number, because 419952961 - 2¹ = 419952959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (419952901) 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, 22771 + ... + 36856.

It is an arithmetic number, because the mean of its divisors is an integer number (105004908).

Almost surely, 2^419952961 is an apocalyptic number.

It is an amenable number.

419952961 is a deficient number, since it is larger than the sum of its proper divisors (66671).

419952961 is an equidigital number, since it uses as much as digits as its factorization.

419952961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66670.

The product of its digits is 174960, while the sum is 46.

The square root of 419952961 is about 20492.7538656960. The cubic root of 419952961 is about 748.8592798155.

The spelling of 419952961 in words is "four hundred nineteen million, nine hundred fifty-two thousand, nine hundred sixty-one".