125741399 has 8 divisors (see below), whose sum is σ = 146637600. Its totient is φ = 107778048.

The previous prime is 125741393. The next prime is 125741443. The reversal of 125741399 is 993147521.

It is a de Polignac number, because none of the positive numbers 2^k-125741399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125741393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182954 + ... + 183639.

It is an arithmetic number, because the mean of its divisors is an integer number (18329700).

Almost surely, 2^125741399 is an apocalyptic number.

125741399 is a deficient number, since it is larger than the sum of its proper divisors (20896201).

125741399 is an frugal number, since it uses more digits than its factorization.

125741399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366614 (or 366600 counting only the distinct ones).

The product of its digits is 68040, while the sum is 41.

The square root of 125741399 is about 11213.4472398099. The cubic root of 125741399 is about 500.9865840235.

The spelling of 125741399 in words is "one hundred twenty-five million, seven hundred forty-one thousand, three hundred ninety-nine".