1552253377 has 2 divisors, whose sum is σ = 1552253378. Its totient is φ = 1552253376.

The previous prime is 1552253369. The next prime is 1552253407. The reversal of 1552253377 is 7733522551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1450162561 + 102090816 = 38081^2 + 10104^2 .

It is a cyclic number.

It is not a de Polignac number, because 1552253377 - 2³ = 1552253369 is a prime.

It is not a weakly prime, because it can be changed into another prime (1552253327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776126688 + 776126689.

It is an arithmetic number, because the mean of its divisors is an integer number (776126689).

Almost surely, 2^1552253377 is an apocalyptic number.

It is an amenable number.

1552253377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552253377 is an equidigital number, since it uses as much as digits as its factorization.

1552253377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 220500, while the sum is 40.

The square root of 1552253377 is about 39398.6468930089. The cubic root of 1552253377 is about 1157.8550774021.

The spelling of 1552253377 in words is "one billion, five hundred fifty-two million, two hundred fifty-three thousand, three hundred seventy-seven".