126122951 has 2 divisors, whose sum is σ = 126122952. Its totient is φ = 126122950.

The previous prime is 126122939. The next prime is 126122957. The reversal of 126122951 is 159221621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126122951 - 2¹⁴ = 126106567 is a prime.

It is a Chen prime.

It is equal to p_7170437 and since 126122951 and 7170437 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126122957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63061475 + 63061476.

It is an arithmetic number, because the mean of its divisors is an integer number (63061476).

Almost surely, 2^126122951 is an apocalyptic number.

126122951 is a deficient number, since it is larger than the sum of its proper divisors (1).

126122951 is an equidigital number, since it uses as much as digits as its factorization.

126122951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 29.

The square root of 126122951 is about 11230.4474977625. The cubic root of 126122951 is about 501.4928066212.

The spelling of 126122951 in words is "one hundred twenty-six million, one hundred twenty-two thousand, nine hundred fifty-one".