153525401 has 2 divisors, whose sum is σ = 153525402. Its totient is φ = 153525400.

The previous prime is 153525397. The next prime is 153525403. The reversal of 153525401 is 104525351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110229001 + 43296400 = 10499^2 + 6580^2 .

It is a cyclic number.

It is not a de Polignac number, because 153525401 - 2² = 153525397 is a prime.

Together with 153525403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (153525403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76762700 + 76762701.

It is an arithmetic number, because the mean of its divisors is an integer number (76762701).

Almost surely, 2^153525401 is an apocalyptic number.

It is an amenable number.

153525401 is a deficient number, since it is larger than the sum of its proper divisors (1).

153525401 is an equidigital number, since it uses as much as digits as its factorization.

153525401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 153525401 is about 12390.5367518926. The cubic root of 153525401 is about 535.4596463236.

Subtracting from 153525401 its reverse (104525351), we obtain a triangular number (49000050 = T₉₈₉₉).

The spelling of 153525401 in words is "one hundred fifty-three million, five hundred twenty-five thousand, four hundred one".