125219797 has 8 divisors (see below), whose sum is σ = 133445376. Its totient is φ = 117226032.

The previous prime is 125219779. The next prime is 125219813. The reversal of 125219797 is 797912521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125219797 - 2⁷ = 125219669 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 (125219777) 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, 56838 + ... + 58999.

It is an arithmetic number, because the mean of its divisors is an integer number (16680672).

Almost surely, 2^125219797 is an apocalyptic number.

It is an amenable number.

125219797 is a deficient number, since it is larger than the sum of its proper divisors (8225579).

125219797 is a wasteful number, since it uses less digits than its factorization.

125219797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115907.

The product of its digits is 79380, while the sum is 43.

The square root of 125219797 is about 11190.1651909165. The cubic root of 125219797 is about 500.2928910628.

The spelling of 125219797 in words is "one hundred twenty-five million, two hundred nineteen thousand, seven hundred ninety-seven".