125701151 has 2 divisors, whose sum is σ = 125701152. Its totient is φ = 125701150.

The previous prime is 125701133. The next prime is 125701153. The reversal of 125701151 is 151107521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125701151 is a prime.

Together with 125701153, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125701153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62850575 + 62850576.

It is an arithmetic number, because the mean of its divisors is an integer number (62850576).

Almost surely, 2^125701151 is an apocalyptic number.

125701151 is a deficient number, since it is larger than the sum of its proper divisors (1).

125701151 is an equidigital number, since it uses as much as digits as its factorization.

125701151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 350, while the sum is 23.

The square root of 125701151 is about 11211.6524651810. The cubic root of 125701151 is about 500.9331254704.

Adding to 125701151 its reverse (151107521), we get a palindrome (276808672).

The spelling of 125701151 in words is "one hundred twenty-five million, seven hundred one thousand, one hundred fifty-one".