1051651652 has 24 divisors (see below), whose sum is σ = 1877878296. Its totient is φ = 515144448.

The previous prime is 1051651619. The next prime is 1051651669. The reversal of 1051651652 is 2561561501.

It can be written as a sum of positive squares in 4 ways, for example, as 228191236 + 823460416 = 15106^2 + 28696^2 .

It is a super-2 number, since 2×1051651652² = 2211942394308658208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157208 + ... + 163760.

It is an arithmetic number, because the mean of its divisors is an integer number (78244929).

Almost surely, 2^1051651652 is an apocalyptic number.

It is an amenable number.

1051651652 is a deficient number, since it is larger than the sum of its proper divisors (826226644).

1051651652 is a wasteful number, since it uses less digits than its factorization.

1051651652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7367 (or 7365 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 32.

The square root of 1051651652 is about 32429.1790213690. The cubic root of 1051651652 is about 1016.9290087600.

The spelling of 1051651652 in words is "one billion, fifty-one million, six hundred fifty-one thousand, six hundred fifty-two".