125493386 has 4 divisors (see below), whose sum is σ = 188240082. Its totient is φ = 62746692.

The previous prime is 125493377. The next prime is 125493419. The reversal of 125493386 is 683394521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 683394521 = 271 ⋅2521751.

It can be written as a sum of positive squares in only one way, i.e., 109851361 + 15642025 = 10481^2 + 3955^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31373345 + ... + 31373348.

Almost surely, 2^125493386 is an apocalyptic number.

125493386 is a deficient number, since it is larger than the sum of its proper divisors (62746696).

125493386 is an equidigital number, since it uses as much as digits as its factorization.

125493386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62746695.

The product of its digits is 155520, while the sum is 41.

The square root of 125493386 is about 11202.3830500479. The cubic root of 125493386 is about 500.6569843650.

The spelling of 125493386 in words is "one hundred twenty-five million, four hundred ninety-three thousand, three hundred eighty-six".