125344469 has 2 divisors, whose sum is σ = 125344470. Its totient is φ = 125344468.

The previous prime is 125344433. The next prime is 125344477. The reversal of 125344469 is 964443521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120670225 + 4674244 = 10985^2 + 2162^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125344469 is a prime.

It is a super-2 number, since 2×125344469² = 31422471817783922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125344489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62672234 + 62672235.

It is an arithmetic number, because the mean of its divisors is an integer number (62672235).

Almost surely, 2^125344469 is an apocalyptic number.

It is an amenable number.

125344469 is a deficient number, since it is larger than the sum of its proper divisors (1).

125344469 is an equidigital number, since it uses as much as digits as its factorization.

125344469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 38.

The square root of 125344469 is about 11195.7344109263. The cubic root of 125344469 is about 500.4588707464.

The spelling of 125344469 in words is "one hundred twenty-five million, three hundred forty-four thousand, four hundred sixty-nine".