125829451 has 8 divisors (see below), whose sum is σ = 140617008. Its totient is φ = 111600000.

The previous prime is 125829449. The next prime is 125829469. The reversal of 125829451 is 154928521.

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

It is a cyclic number.

It is not a de Polignac number, because 125829451 - 2¹ = 125829449 is a prime.

It is a super-2 number, since 2×125829451² = 31666101477922802, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125829451.

It is not an unprimeable number, because it can be changed into a prime (125829401) 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, 139050 + ... + 139951.

It is an arithmetic number, because the mean of its divisors is an integer number (17577126).

Almost surely, 2^125829451 is an apocalyptic number.

125829451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

125829451 is a deficient number, since it is larger than the sum of its proper divisors (14787557).

125829451 is a wasteful number, since it uses less digits than its factorization.

125829451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279053.

The product of its digits is 28800, while the sum is 37.

The square root of 125829451 is about 11217.3727316159. The cubic root of 125829451 is about 501.1034974617.

The spelling of 125829451 in words is "one hundred twenty-five million, eight hundred twenty-nine thousand, four hundred fifty-one".