125454525 has 48 divisors (see below), whose sum is σ = 238449024. Its totient is φ = 57012480.

The previous prime is 125454523. The next prime is 125454533. The reversal of 125454525 is 525454521.

It is not a de Polignac number, because 125454525 - 2¹ = 125454523 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125454523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102819 + ... + 104031.

It is an arithmetic number, because the mean of its divisors is an integer number (4967688).

Almost surely, 2^125454525 is an apocalyptic number.

125454525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125454525 is a deficient number, since it is larger than the sum of its proper divisors (112994499).

125454525 is a wasteful number, since it uses less digits than its factorization.

125454525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 1425 counting only the distinct ones).

The product of its digits is 40000, while the sum is 33.

The square root of 125454525 is about 11200.6484187301. The cubic root of 125454525 is about 500.6053002608.

The spelling of 125454525 in words is "one hundred twenty-five million, four hundred fifty-four thousand, five hundred twenty-five".