1349190612 has 72 divisors (see below), whose sum is σ = 4252003392. Its totient is φ = 350438400.

The previous prime is 1349190593. The next prime is 1349190613. The reversal of 1349190612 is 2160919431.

It is a happy number.

1349190612 is a `hidden beast` number, since 1 + 34 + 9 + 1 + 9 + 0 + 612 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349190613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 240589 + ... + 246132.

Almost surely, 2^1349190612 is an apocalyptic number.

1349190612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1349190612 is an abundant number, since it is smaller than the sum of its proper divisors (2902812780).

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

1349190612 is a wasteful number, since it uses less digits than its factorization.

1349190612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486749 (or 486744 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 1349190612 is about 36731.3301147671. The cubic root of 1349190612 is about 1104.9885305553.

The spelling of 1349190612 in words is "one billion, three hundred forty-nine million, one hundred ninety thousand, six hundred twelve".