2152464157 has 2 divisors, whose sum is σ = 2152464158. Its totient is φ = 2152464156.

The previous prime is 2152464151. The next prime is 2152464173. The reversal of 2152464157 is 7514642512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2026710361 + 125753796 = 45019^2 + 11214^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2152464157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2152464151) by changing a digit.

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 as a sum of consecutive naturals, namely, 1076232078 + 1076232079.

It is an arithmetic number, because the mean of its divisors is an integer number (1076232079).

Almost surely, 2^2152464157 is an apocalyptic number.

It is an amenable number.

2152464157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152464157 is an equidigital number, since it uses as much as digits as its factorization.

2152464157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 37.

The square root of 2152464157 is about 46394.6565565475. The cubic root of 2152464157 is about 1291.1557770627.

The spelling of 2152464157 in words is "two billion, one hundred fifty-two million, four hundred sixty-four thousand, one hundred fifty-seven".