1551151012 has 12 divisors (see below), whose sum is σ = 2751699916. Its totient is φ = 764951040.

The previous prime is 1551151003. The next prime is 1551151033. The reversal of 1551151012 is 2101511551.

It can be written as a sum of positive squares in 2 ways, for example, as 692426596 + 858724416 = 26314^2 + 29304^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2655789 + ... + 2656372.

Almost surely, 2^1551151012 is an apocalyptic number.

It is an amenable number.

1551151012 is a deficient number, since it is larger than the sum of its proper divisors (1200548904).

1551151012 is a wasteful number, since it uses less digits than its factorization.

1551151012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5312238 (or 5312236 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 22.

The square root of 1551151012 is about 39384.6545243195. The cubic root of 1551151012 is about 1157.5809208759.

Adding to 1551151012 its reverse (2101511551), we get a palindrome (3652662563).

The spelling of 1551151012 in words is "one billion, five hundred fifty-one million, one hundred fifty-one thousand, twelve".