201055725 has 36 divisors (see below), whose sum is σ = 387819796. Its totient is φ = 98979840.

The previous prime is 201055703. The next prime is 201055727. The reversal of 201055725 is 527550102.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 36036009 + 165019716 = 6003^2 + 12846^2 .

It is not a de Polignac number, because 201055725 - 2¹³ = 201047533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201055727) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 31444 + ... + 37293.

Almost surely, 2^201055725 is an apocalyptic number.

201055725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

201055725 is a deficient number, since it is larger than the sum of its proper divisors (186764071).

201055725 is a wasteful number, since it uses less digits than its factorization.

201055725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68766 (or 68758 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

The square root of 201055725 is about 14179.4120117867. The cubic root of 201055725 is about 585.8307285983.

The spelling of 201055725 in words is "two hundred one million, fifty-five thousand, seven hundred twenty-five".