145901716 has 12 divisors (see below), whose sum is σ = 258404832. Its totient is φ = 72071768.

The previous prime is 145901699. The next prime is 145901731. The reversal of 145901716 is 617109541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219400 + ... + 220063.

It is an arithmetic number, because the mean of its divisors is an integer number (21533736).

Almost surely, 2^145901716 is an apocalyptic number.

It is an amenable number.

145901716 is a deficient number, since it is larger than the sum of its proper divisors (112503116).

145901716 is a wasteful number, since it uses less digits than its factorization.

145901716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439550 (or 439548 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 145901716 is about 12078.9782680490. The cubic root of 145901716 is about 526.4455592368.

The spelling of 145901716 in words is "one hundred forty-five million, nine hundred one thousand, seven hundred sixteen".