2151345324 has 24 divisors (see below), whose sum is σ = 5020889328. Its totient is φ = 716960320.

The previous prime is 2151345311. The next prime is 2151345337. The reversal of 2151345324 is 4235431512.

It is an interprime number because it is at equal distance from previous prime (2151345311) and next prime (2151345337).

It is a junction number, because it is equal to n+sod(n) for n = 2151345291 and 2151345300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47914 + ... + 81230.

It is an arithmetic number, because the mean of its divisors is an integer number (209203722).

Almost surely, 2^2151345324 is an apocalyptic number.

It is an amenable number.

2151345324 is an abundant number, since it is smaller than the sum of its proper divisors (2869544004).

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

2151345324 is a wasteful number, since it uses less digits than its factorization.

2151345324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38705 (or 38703 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 2151345324 is about 46382.5972105918. The cubic root of 2151345324 is about 1290.9320276058.

Adding to 2151345324 its reverse (4235431512), we get a palindrome (6386776836).

The spelling of 2151345324 in words is "two billion, one hundred fifty-one million, three hundred forty-five thousand, three hundred twenty-four".