125078763 has 4 divisors (see below), whose sum is σ = 166771688. Its totient is φ = 83385840.

The previous prime is 125078747. The next prime is 125078791. The reversal of 125078763 is 367870521.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 125078763 - 2⁴ = 125078747 is a prime.

It is a super-2 number, since 2×125078763² = 31289393907220338, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125079763) 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, 20846458 + ... + 20846463.

It is an arithmetic number, because the mean of its divisors is an integer number (41692922).

Almost surely, 2^125078763 is an apocalyptic number.

125078763 is a deficient number, since it is larger than the sum of its proper divisors (41692925).

125078763 is an equidigital number, since it uses as much as digits as its factorization.

125078763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41692924.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 125078763 is about 11183.8617212482. The cubic root of 125078763 is about 500.1049952838.

The spelling of 125078763 in words is "one hundred twenty-five million, seventy-eight thousand, seven hundred sixty-three".