145114311252 has 48 divisors (see below), whose sum is σ = 359023734720. Its totient is φ = 45461801472.

The previous prime is 145114311241. The next prime is 145114311317. The reversal of 145114311252 is 252113411541.

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, 357018 + ... + 646289.

It is an arithmetic number, because the mean of its divisors is an integer number (7479661140).

Almost surely, 2^145114311252 is an apocalyptic number.

145114311252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145114311252 is an abundant number, since it is smaller than the sum of its proper divisors (213909423468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145114311252 is a wasteful number, since it uses less digits than its factorization.

145114311252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004040 (or 1004038 counting only the distinct ones).

The product of its digits is 4800, while the sum is 30.

Adding to 145114311252 its reverse (252113411541), we get a palindrome (397227722793).

The spelling of 145114311252 in words is "one hundred forty-five billion, one hundred fourteen million, three hundred eleven thousand, two hundred fifty-two".