125204142253 has 4 divisors (see below), whose sum is σ = 125433035200. Its totient is φ = 124975249308.

The previous prime is 125204142229. The next prime is 125204142263. The reversal of 125204142253 is 352241402521.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 125204142253 - 2¹³ = 125204134061 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 (125204142263) 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, 114445653 + ... + 114446746.

It is an arithmetic number, because the mean of its divisors is an integer number (31358258800).

Almost surely, 2^125204142253 is an apocalyptic number.

It is an amenable number.

125204142253 is a deficient number, since it is larger than the sum of its proper divisors (228892947).

125204142253 is an equidigital number, since it uses as much as digits as its factorization.

125204142253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228892946.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 125204142253 its reverse (352241402521), we get a palindrome (477445544774).

The spelling of 125204142253 in words is "one hundred twenty-five billion, two hundred four million, one hundred forty-two thousand, two hundred fifty-three".