1047652537 has 8 divisors (see below), whose sum is σ = 1068080904. Its totient is φ = 1027248768.

The previous prime is 1047652517. The next prime is 1047652549. The reversal of 1047652537 is 7352567401.

It can be written as a sum of positive squares in 4 ways, for example, as 580617216 + 467035321 = 24096^2 + 21611^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1047652537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1047652537.

It is not an unprimeable number, because it can be changed into a prime (1047652517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96223 + ... + 106555.

It is an arithmetic number, because the mean of its divisors is an integer number (133510113).

Almost surely, 2^1047652537 is an apocalyptic number.

It is an amenable number.

1047652537 is a deficient number, since it is larger than the sum of its proper divisors (20428367).

1047652537 is a wasteful number, since it uses less digits than its factorization.

1047652537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12299.

The product of its (nonzero) digits is 176400, while the sum is 40.

The square root of 1047652537 is about 32367.4610836253. The cubic root of 1047652537 is about 1015.6383462981.

The spelling of 1047652537 in words is "one billion, forty-seven million, six hundred fifty-two thousand, five hundred thirty-seven".