1352412657 has 12 divisors (see below), whose sum is σ = 1958410740. Its totient is φ = 899335008.

The previous prime is 1352412643. The next prime is 1352412661. The reversal of 1352412657 is 7562142531.

1352412657 is a `hidden beast` number, since 1 + 3 + 524 + 126 + 5 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 385886736 + 966525921 = 19644^2 + 31089^2 .

It is not a de Polignac number, because 1352412657 - 2¹⁰ = 1352411633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1352412617) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 185682 + ... + 192827.

It is an arithmetic number, because the mean of its divisors is an integer number (163200895).

Almost surely, 2^1352412657 is an apocalyptic number.

It is an amenable number.

1352412657 is a deficient number, since it is larger than the sum of its proper divisors (605998083).

1352412657 is a wasteful number, since it uses less digits than its factorization.

1352412657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378912 (or 378909 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 1352412657 is about 36775.1635890311. The cubic root of 1352412657 is about 1105.8674506820.

The spelling of 1352412657 in words is "one billion, three hundred fifty-two million, four hundred twelve thousand, six hundred fifty-seven".