151532025 has 24 divisors (see below), whose sum is σ = 251025600. Its totient is φ = 80658240.

The previous prime is 151531993. The next prime is 151532039. The reversal of 151532025 is 520235151.

It is a happy number.

It is not a de Polignac number, because 151532025 - 2⁵ = 151531993 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 151531986 and 151532004.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43239 + ... + 46611.

It is an arithmetic number, because the mean of its divisors is an integer number (10459400).

Almost surely, 2^151532025 is an apocalyptic number.

151532025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

151532025 is a deficient number, since it is larger than the sum of its proper divisors (99493575).

151532025 is a wasteful number, since it uses less digits than its factorization.

151532025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3985 (or 3980 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 151532025 is about 12309.8344830465. The cubic root of 151532025 is about 533.1320714126.

Adding to 151532025 its reverse (520235151), we get a palindrome (671767176).

The spelling of 151532025 in words is "one hundred fifty-one million, five hundred thirty-two thousand, twenty-five".