2153513112 has 32 divisors (see below), whose sum is σ = 5437093680. Its totient is φ = 710729600.

The previous prime is 2153513111. The next prime is 2153513113. The reversal of 2153513112 is 2113153512.

It is an interprime number because it is at equal distance from previous prime (2153513111) and next prime (2153513113).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153513111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441783 + ... + 446630.

Almost surely, 2^2153513112 is an apocalyptic number.

It is an amenable number.

2153513112 is an abundant number, since it is smaller than the sum of its proper divisors (3283580568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2153513112 is a wasteful number, since it uses less digits than its factorization.

2153513112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888523 (or 888519 counting only the distinct ones).

The product of its digits is 900, while the sum is 24.

The square root of 2153513112 is about 46405.9598758608. The cubic root of 2153513112 is about 1291.3654815785.

Adding to 2153513112 its reverse (2113153512), we get a palindrome (4266666624).

The spelling of 2153513112 in words is "two billion, one hundred fifty-three million, five hundred thirteen thousand, one hundred twelve".