125150077 has 6 divisors (see below), whose sum is σ = 135517722. Its totient is φ = 115522992.

The previous prime is 125150063. The next prime is 125150087. The reversal of 125150077 is 770051521.

It can be written as a sum of positive squares in 3 ways, for example, as 11215801 + 113934276 = 3349^2 + 10674^2 .

It is not a de Polignac number, because 125150077 - 2⁷ = 125149949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125150027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 370098 + ... + 370435.

It is an arithmetic number, because the mean of its divisors is an integer number (22586287).

Almost surely, 2^125150077 is an apocalyptic number.

It is an amenable number.

125150077 is a deficient number, since it is larger than the sum of its proper divisors (10367645).

125150077 is an equidigital number, since it uses as much as digits as its factorization.

125150077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740559 (or 740546 counting only the distinct ones).

The product of its (nonzero) digits is 2450, while the sum is 28.

The square root of 125150077 is about 11187.0495216567. The cubic root of 125150077 is about 500.2000226379.

The spelling of 125150077 in words is "one hundred twenty-five million, one hundred fifty thousand, seventy-seven".