125829453 has 4 divisors (see below), whose sum is σ = 167772608. Its totient is φ = 83886300.

The previous prime is 125829449. The next prime is 125829469. The reversal of 125829453 is 354928521.

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: 354928521 = 3 ⋅118309507.

It is not a de Polignac number, because 125829453 - 2² = 125829449 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125829853) 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, 20971573 + ... + 20971578.

It is an arithmetic number, because the mean of its divisors is an integer number (41943152).

Almost surely, 2^125829453 is an apocalyptic number.

It is an amenable number.

125829453 is a deficient number, since it is larger than the sum of its proper divisors (41943155).

125829453 is an equidigital number, since it uses as much as digits as its factorization.

125829453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41943154.

The product of its digits is 86400, while the sum is 39.

The square root of 125829453 is about 11217.3728207633. The cubic root of 125829453 is about 501.1035001167.

The spelling of 125829453 in words is "one hundred twenty-five million, eight hundred twenty-nine thousand, four hundred fifty-three".