2151455325 has 12 divisors (see below), whose sum is σ = 3557072928. Its totient is φ = 1147442800.

The previous prime is 2151455303. The next prime is 2151455333. The reversal of 2151455325 is 5235541512.

It is not a de Polignac number, because 2151455325 - 2⁸ = 2151455069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14342961 + ... + 14343110.

It is an arithmetic number, because the mean of its divisors is an integer number (296422744).

Almost surely, 2^2151455325 is an apocalyptic number.

2151455325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2151455325 is a deficient number, since it is larger than the sum of its proper divisors (1405617603).

2151455325 is a wasteful number, since it uses less digits than its factorization.

2151455325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28686084 (or 28686079 counting only the distinct ones).

The product of its digits is 30000, while the sum is 33.

The square root of 2151455325 is about 46383.7829957842. The cubic root of 2151455325 is about 1290.9540295584.

Adding to 2151455325 its reverse (5235541512), we get a palindrome (7386996837).

The spelling of 2151455325 in words is "two billion, one hundred fifty-one million, four hundred fifty-five thousand, three hundred twenty-five".