29525121 has 16 divisors (see below), whose sum is σ = 43835520. Its totient is φ = 19640880.

The previous prime is 29525117. The next prime is 29525131. The reversal of 29525121 is 12152592.

It is not a de Polignac number, because 29525121 - 2² = 29525117 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (29525131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16171 + ... + 17903.

It is an arithmetic number, because the mean of its divisors is an integer number (2739720).

Almost surely, 2^29525121 is an apocalyptic number.

It is an amenable number.

29525121 is a deficient number, since it is larger than the sum of its proper divisors (14310399).

29525121 is a wasteful number, since it uses less digits than its factorization.

29525121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373 (or 2367 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 29525121 is about 5433.7023289834. The cubic root of 29525121 is about 309.0750124230.

It can be divided in two parts, 29525 and 121, that added together give a triangular number (29646 = T₂₄₃).

The spelling of 29525121 in words is "twenty-nine million, five hundred twenty-five thousand, one hundred twenty-one".