1655452012 has 12 divisors (see below), whose sum is σ = 2964414376. Its totient is φ = 808476480.

The previous prime is 1655452003. The next prime is 1655452021. The reversal of 1655452012 is 2102545561.

It is an interprime number because it is at equal distance from previous prime (1655452003) and next prime (1655452021).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4812189 + ... + 4812532.

Almost surely, 2^1655452012 is an apocalyptic number.

It is an amenable number.

1655452012 is a deficient number, since it is larger than the sum of its proper divisors (1308962364).

1655452012 is a wasteful number, since it uses less digits than its factorization.

1655452012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9624768 (or 9624766 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 1655452012 is about 40687.2463064288. The cubic root of 1655452012 is about 1182.9658258253.

Adding to 1655452012 its reverse (2102545561), we get a palindrome (3757997573).

The spelling of 1655452012 in words is "one billion, six hundred fifty-five million, four hundred fifty-two thousand, twelve".