135374143452 has 24 divisors (see below), whose sum is σ = 329606610816. Its totient is φ = 43162770288.

The previous prime is 135374143451. The next prime is 135374143469. The reversal of 135374143452 is 254341473531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135374143451) 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, 245242738 + ... + 245243289.

It is an arithmetic number, because the mean of its divisors is an integer number (13733608784).

Almost surely, 2^135374143452 is an apocalyptic number.

135374143452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135374143452 is an abundant number, since it is smaller than the sum of its proper divisors (194232467364).

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

135374143452 is a wasteful number, since it uses less digits than its factorization.

135374143452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490486057 (or 490486055 counting only the distinct ones).

The product of its digits is 604800, while the sum is 42.

The spelling of 135374143452 in words is "one hundred thirty-five billion, three hundred seventy-four million, one hundred forty-three thousand, four hundred fifty-two".