125263149 has 8 divisors (see below), whose sum is σ = 182200992. Its totient is φ = 75917040.

The previous prime is 125263147. The next prime is 125263153. The reversal of 125263149 is 941362521.

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

It is not a de Polignac number, because 125263149 - 2¹ = 125263147 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 3795853 = 125263149 / (1 + 2 + 5 + 2 + 6 + 3 + 1 + 4 + 9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125263147) 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, 1897894 + ... + 1897959.

It is an arithmetic number, because the mean of its divisors is an integer number (22775124).

Almost surely, 2^125263149 is an apocalyptic number.

It is an amenable number.

125263149 is a deficient number, since it is larger than the sum of its proper divisors (56937843).

125263149 is a wasteful number, since it uses less digits than its factorization.

125263149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3795867.

The product of its digits is 12960, while the sum is 33.

The square root of 125263149 is about 11192.1020813786. The cubic root of 125263149 is about 500.3506194079.

The spelling of 125263149 in words is "one hundred twenty-five million, two hundred sixty-three thousand, one hundred forty-nine".