145040700 has 72 divisors (see below), whose sum is σ = 479608192. Its totient is φ = 33151680.

The previous prime is 145040689. The next prime is 145040713. The reversal of 145040700 is 7040541.

145040700 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32434 + ... + 36633.

Almost surely, 2^145040700 is an apocalyptic number.

145040700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145040700 is an abundant number, since it is smaller than the sum of its proper divisors (334567492).

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

145040700 is a wasteful number, since it uses less digits than its factorization.

145040700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69091 (or 69084 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 145040700 is about 12043.2844357343. The cubic root of 145040700 is about 525.4079369099.

The spelling of 145040700 in words is "one hundred forty-five million, forty thousand, seven hundred".