125369722 has 4 divisors (see below), whose sum is σ = 188054586. Its totient is φ = 62684860.

The previous prime is 125369683. The next prime is 125369723. The reversal of 125369722 is 227963521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 227963521 = 277 ⋅822973.

It can be written as a sum of positive squares in only one way, i.e., 65755881 + 59613841 = 8109^2 + 7721^2 .

It is not an unprimeable number, because it can be changed into a prime (125369723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31342429 + ... + 31342432.

Almost surely, 2^125369722 is an apocalyptic number.

125369722 is a deficient number, since it is larger than the sum of its proper divisors (62684864).

125369722 is an equidigital number, since it uses as much as digits as its factorization.

125369722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62684863.

The product of its digits is 45360, while the sum is 37.

The square root of 125369722 is about 11196.8621497275. The cubic root of 125369722 is about 500.4924774394.

The spelling of 125369722 in words is "one hundred twenty-five million, three hundred sixty-nine thousand, seven hundred twenty-two".