135143700 has 36 divisors (see below), whose sum is σ = 391016640. Its totient is φ = 36038240.

The previous prime is 135143651. The next prime is 135143777. The reversal of 135143700 is 7341531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224940 + ... + 225539.

Almost surely, 2^135143700 is an apocalyptic number.

135143700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135143700 is an abundant number, since it is smaller than the sum of its proper divisors (255872940).

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

135143700 is a wasteful number, since it uses less digits than its factorization.

135143700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450496 (or 450489 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 135143700 is about 11625.1322573122. The cubic root of 135143700 is about 513.1747368983.

The spelling of 135143700 in words is "one hundred thirty-five million, one hundred forty-three thousand, seven hundred".