1349926241 has 4 divisors (see below), whose sum is σ = 1386410772. Its totient is φ = 1313441712.

The previous prime is 1349926229. The next prime is 1349926243. The reversal of 1349926241 is 1426299431.

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 560316241 + 789610000 = 23671^2 + 28100^2 .

It is a cyclic number.

It is not a de Polignac number, because 1349926241 - 2¹⁸ = 1349664097 is a prime.

It is a super-2 number, since 2×1349926241² = 3644601712280780162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1349926243) 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, 18242210 + ... + 18242283.

It is an arithmetic number, because the mean of its divisors is an integer number (346602693).

Almost surely, 2^1349926241 is an apocalyptic number.

It is an amenable number.

1349926241 is a deficient number, since it is larger than the sum of its proper divisors (36484531).

1349926241 is an equidigital number, since it uses as much as digits as its factorization.

1349926241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36484530.

The product of its digits is 93312, while the sum is 41.

The square root of 1349926241 is about 36741.3423951820. The cubic root of 1349926241 is about 1105.1893210419.

The spelling of 1349926241 in words is "one billion, three hundred forty-nine million, nine hundred twenty-six thousand, two hundred forty-one".