125319473 has 4 divisors (see below), whose sum is σ = 127084608. Its totient is φ = 123554340.

The previous prime is 125319463. The next prime is 125319499. The reversal of 125319473 is 374913521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 374913521 = 151 ⋅2482871.

It is a cyclic number.

It is not a de Polignac number, because 125319473 - 2⁴ = 125319457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125319443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 882461 + ... + 882602.

It is an arithmetic number, because the mean of its divisors is an integer number (31771152).

Almost surely, 2^125319473 is an apocalyptic number.

It is an amenable number.

125319473 is a deficient number, since it is larger than the sum of its proper divisors (1765135).

125319473 is an equidigital number, since it uses as much as digits as its factorization.

125319473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1765134.

The product of its digits is 22680, while the sum is 35.

The square root of 125319473 is about 11194.6180372534. The cubic root of 125319473 is about 500.4256016237.

The spelling of 125319473 in words is "one hundred twenty-five million, three hundred nineteen thousand, four hundred seventy-three".