1022152564 has 12 divisors (see below), whose sum is σ = 1789009600. Its totient is φ = 511006968.

The previous prime is 1022152561. The next prime is 1022152567. The reversal of 1022152564 is 4652512201.

It is an interprime number because it is at equal distance from previous prime (1022152561) and next prime (1022152567).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022152561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30547 + ... + 54565.

Almost surely, 2^1022152564 is an apocalyptic number.

It is an amenable number.

1022152564 is a deficient number, since it is larger than the sum of its proper divisors (766857036).

1022152564 is a wasteful number, since it uses less digits than its factorization.

1022152564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34662 (or 34660 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 1022152564 is about 31971.1207811049. The cubic root of 1022152564 is about 1007.3303230687.

Adding to 1022152564 its reverse (4652512201), we get a palindrome (5674664765).

The spelling of 1022152564 in words is "one billion, twenty-two million, one hundred fifty-two thousand, five hundred sixty-four".