145534251125 has 16 divisors (see below), whose sum is σ = 181739878320. Its totient is φ = 116354880000.

The previous prime is 145534251101. The next prime is 145534251133. The reversal of 145534251125 is 521152435541.

It can be written as a sum of positive squares in 8 ways, for example, as 32098663921 + 113435587204 = 179161^2 + 336802^2 .

It is a de Polignac number, because none of the positive numbers 2^k-145534251125 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160676 + ... + 562925.

It is an arithmetic number, because the mean of its divisors is an integer number (11358742395).

Almost surely, 2^145534251125 is an apocalyptic number.

It is an amenable number.

145534251125 is a deficient number, since it is larger than the sum of its proper divisors (36205627195).

145534251125 is an equidigital number, since it uses as much as digits as its factorization.

145534251125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725225 (or 725215 counting only the distinct ones).

The product of its digits is 120000, while the sum is 38.

Adding to 145534251125 its reverse (521152435541), we get a palindrome (666686686666).

The spelling of 145534251125 in words is "one hundred forty-five billion, five hundred thirty-four million, two hundred fifty-one thousand, one hundred twenty-five".