125222351 has 2 divisors, whose sum is σ = 125222352. Its totient is φ = 125222350.

The previous prime is 125222341. The next prime is 125222359. The reversal of 125222351 is 153222521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125222351 - 2⁶ = 125222287 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125222359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62611175 + 62611176.

It is an arithmetic number, because the mean of its divisors is an integer number (62611176).

Almost surely, 2^125222351 is an apocalyptic number.

125222351 is a deficient number, since it is larger than the sum of its proper divisors (1).

125222351 is an equidigital number, since it uses as much as digits as its factorization.

125222351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1200, while the sum is 23.

The square root of 125222351 is about 11190.2793083998. The cubic root of 125222351 is about 500.2962923870.

Adding to 125222351 its reverse (153222521), we get a palindrome (278444872).

The spelling of 125222351 in words is "one hundred twenty-five million, two hundred twenty-two thousand, three hundred fifty-one".