145535900 has 18 divisors (see below), whose sum is σ = 315813120. Its totient is φ = 58214320.

The previous prime is 145535851. The next prime is 145535903. The reversal of 145535900 is 9535541.

145535900 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145535903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 727580 + ... + 727779.

Almost surely, 2^145535900 is an apocalyptic number.

145535900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145535900 is an abundant number, since it is smaller than the sum of its proper divisors (170277220).

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

145535900 is a wasteful number, since it uses less digits than its factorization.

145535900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455373 (or 1455366 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 145535900 is about 12063.8260929110. The cubic root of 145535900 is about 526.0052094112.

The spelling of 145535900 in words is "one hundred forty-five million, five hundred thirty-five thousand, nine hundred".