125345015453 has 8 divisors (see below), whose sum is σ = 143285257920. Its totient is φ = 107413225920.

The previous prime is 125345015443. The next prime is 125345015461. The reversal of 125345015453 is 354510543521.

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

It is not a de Polignac number, because 125345015453 - 2¹⁰ = 125345014429 is a prime.

It is a super-2 number, since 2×125345015453² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125345015413) 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, 2081423 + ... + 2140796.

It is an arithmetic number, because the mean of its divisors is an integer number (17910657240).

Almost surely, 2^125345015453 is an apocalyptic number.

It is an amenable number.

125345015453 is a deficient number, since it is larger than the sum of its proper divisors (17940242467).

125345015453 is an equidigital number, since it uses as much as digits as its factorization.

125345015453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4226467.

The product of its (nonzero) digits is 180000, while the sum is 38.

Adding to 125345015453 its reverse (354510543521), we get a palindrome (479855558974).

The spelling of 125345015453 in words is "one hundred twenty-five billion, three hundred forty-five million, fifteen thousand, four hundred fifty-three".