133537150 has 48 divisors (see below), whose sum is σ = 259233408. Its totient is φ = 51120000.

The previous prime is 133537139. The next prime is 133537153. The reversal of 133537150 is 51735331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133537153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156124 + ... + 156976.

It is an arithmetic number, because the mean of its divisors is an integer number (5400696).

Almost surely, 2^133537150 is an apocalyptic number.

133537150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133537150 is a deficient number, since it is larger than the sum of its proper divisors (125696258).

133537150 is a wasteful number, since it uses less digits than its factorization.

133537150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 992 counting only the distinct ones).

The product of its (nonzero) digits is 4725, while the sum is 28.

The square root of 133537150 is about 11555.8275341924. The cubic root of 133537150 is about 511.1331334591.

It can be divided in two parts, 13353 and 7150, that added together give a triangular number (20503 = T₂₀₂).

The spelling of 133537150 in words is "one hundred thirty-three million, five hundred thirty-seven thousand, one hundred fifty".