1625332153 has 2 divisors, whose sum is σ = 1625332154. Its totient is φ = 1625332152.

The previous prime is 1625332147. The next prime is 1625332171. The reversal of 1625332153 is 3512335261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1424911504 + 200420649 = 37748^2 + 14157^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1625332153 is a prime.

It is not a weakly prime, because it can be changed into another prime (1625332123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 812666076 + 812666077.

It is an arithmetic number, because the mean of its divisors is an integer number (812666077).

Almost surely, 2^1625332153 is an apocalyptic number.

It is an amenable number.

1625332153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1625332153 is an equidigital number, since it uses as much as digits as its factorization.

1625332153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 31.

The square root of 1625332153 is about 40315.4083819078. The cubic root of 1625332153 is about 1175.7474412618.

The spelling of 1625332153 in words is "one billion, six hundred twenty-five million, three hundred thirty-two thousand, one hundred fifty-three".