1345255012 has 12 divisors (see below), whose sum is σ = 2362949820. Its totient is φ = 670126496.

The previous prime is 1345255007. The next prime is 1345255019. The reversal of 1345255012 is 2105525431.

It can be written as a sum of positive squares in 2 ways, for example, as 597998116 + 747256896 = 24454^2 + 27336^2 .

It is a super-2 number, since 2×1345255012² = 3619422094622240288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1345255019) 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, 624043 + ... + 626194.

It is an arithmetic number, because the mean of its divisors is an integer number (196912485).

Almost surely, 2^1345255012 is an apocalyptic number.

It is an amenable number.

1345255012 is a deficient number, since it is larger than the sum of its proper divisors (1017694808).

1345255012 is a wasteful number, since it uses less digits than its factorization.

1345255012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250510 (or 1250508 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1345255012 is about 36677.7181951113. The cubic root of 1345255012 is about 1103.9130639815.

The spelling of 1345255012 in words is "one billion, three hundred forty-five million, two hundred fifty-five thousand, twelve".