1552021162 has 4 divisors (see below), whose sum is σ = 2328031746. Its totient is φ = 776010580.

The previous prime is 1552021157. The next prime is 1552021189. The reversal of 1552021162 is 2611202551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1377226321 + 174794841 = 37111^2 + 13221^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 388005289 + ... + 388005292.

Almost surely, 2^1552021162 is an apocalyptic number.

1552021162 is a deficient number, since it is larger than the sum of its proper divisors (776010584).

1552021162 is an equidigital number, since it uses as much as digits as its factorization.

1552021162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776010583.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 1552021162 is about 39395.6997907132. The cubic root of 1552021162 is about 1157.7973366729.

The spelling of 1552021162 in words is "one billion, five hundred fifty-two million, twenty-one thousand, one hundred sixty-two".