125214407 has 2 divisors, whose sum is σ = 125214408. Its totient is φ = 125214406.

The previous prime is 125214403. The next prime is 125214413. The reversal of 125214407 is 704412521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125214407 - 2² = 125214403 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125214403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62607203 + 62607204.

It is an arithmetic number, because the mean of its divisors is an integer number (62607204).

Almost surely, 2^125214407 is an apocalyptic number.

125214407 is a deficient number, since it is larger than the sum of its proper divisors (1).

125214407 is an equidigital number, since it uses as much as digits as its factorization.

125214407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 125214407 is about 11189.9243518444. The cubic root of 125214407 is about 500.2857127054.

Adding to 125214407 its reverse (704412521), we get a palindrome (829626928).

The spelling of 125214407 in words is "one hundred twenty-five million, two hundred fourteen thousand, four hundred seven".