1652874857 has 2 divisors, whose sum is σ = 1652874858. Its totient is φ = 1652874856.

The previous prime is 1652874763. The next prime is 1652874871. The reversal of 1652874857 is 7584782561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1491813376 + 161061481 = 38624^2 + 12691^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1652874857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1652874799 and 1652874808.

It is not a weakly prime, because it can be changed into another prime (1652874757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826437428 + 826437429.

It is an arithmetic number, because the mean of its divisors is an integer number (826437429).

Almost surely, 2^1652874857 is an apocalyptic number.

It is an amenable number.

1652874857 is a deficient number, since it is larger than the sum of its proper divisors (1).

1652874857 is an equidigital number, since it uses as much as digits as its factorization.

1652874857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3763200, while the sum is 53.

The square root of 1652874857 is about 40655.5636659978. The cubic root of 1652874857 is about 1182.3516391514.

The spelling of 1652874857 in words is "one billion, six hundred fifty-two million, eight hundred seventy-four thousand, eight hundred fifty-seven".