1344964635 has 32 divisors (see below), whose sum is σ = 2732628480. Its totient is φ = 614840544.

The previous prime is 1344964603. The next prime is 1344964657. The reversal of 1344964635 is 5364694431.

1344964635 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 9 + 6 + 4 + 635 = 666.

It is not a de Polignac number, because 1344964635 - 2⁵ = 1344964603 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 710677 + ... + 712566.

It is an arithmetic number, because the mean of its divisors is an integer number (85394640).

Almost surely, 2^1344964635 is an apocalyptic number.

1344964635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1344964635 is an abundant number, since it is smaller than the sum of its proper divisors (1387663845).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1344964635 is a wasteful number, since it uses less digits than its factorization.

1344964635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423264 (or 1423258 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The square root of 1344964635 is about 36673.7594882226. The cubic root of 1344964635 is about 1103.8336307073.

The spelling of 1344964635 in words is "one billion, three hundred forty-four million, nine hundred sixty-four thousand, six hundred thirty-five".