125272733 has 2 divisors, whose sum is σ = 125272734. Its totient is φ = 125272732.

The previous prime is 125272729. The next prime is 125272739. The reversal of 125272733 is 337272521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122832889 + 2439844 = 11083^2 + 1562^2 .

It is a cyclic number.

It is not a de Polignac number, because 125272733 - 2² = 125272729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125272733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125272739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62636366 + 62636367.

It is an arithmetic number, because the mean of its divisors is an integer number (62636367).

Almost surely, 2^125272733 is an apocalyptic number.

It is an amenable number.

125272733 is a deficient number, since it is larger than the sum of its proper divisors (1).

125272733 is an equidigital number, since it uses as much as digits as its factorization.

125272733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17640, while the sum is 32.

The square root of 125272733 is about 11192.5302322576. The cubic root of 125272733 is about 500.3633798462.

The spelling of 125272733 in words is "one hundred twenty-five million, two hundred seventy-two thousand, seven hundred thirty-three".