125270077 has 2 divisors, whose sum is σ = 125270078. Its totient is φ = 125270076.

The previous prime is 125270017. The next prime is 125270083. The reversal of 125270077 is 770072521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64336441 + 60933636 = 8021^2 + 7806^2 .

It is a cyclic number.

It is not a de Polignac number, because 125270077 - 2¹¹ = 125268029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125270017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62635038 + 62635039.

It is an arithmetic number, because the mean of its divisors is an integer number (62635039).

Almost surely, 2^125270077 is an apocalyptic number.

It is an amenable number.

125270077 is a deficient number, since it is larger than the sum of its proper divisors (1).

125270077 is an equidigital number, since it uses as much as digits as its factorization.

125270077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6860, while the sum is 31.

The square root of 125270077 is about 11192.4115810669. The cubic root of 125270077 is about 500.3598436297.

The spelling of 125270077 in words is "one hundred twenty-five million, two hundred seventy thousand, seventy-seven".