83957545 has 24 divisors (see below), whose sum is σ = 118101312. Its totient is φ = 56127360.

The previous prime is 83957537. The next prime is 83957569. The reversal of 83957545 is 54575938.

It is not a de Polignac number, because 83957545 - 2³ = 83957537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83957495 and 83957504.

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, 58122 + ... + 59548.

It is an arithmetic number, because the mean of its divisors is an integer number (4920888).

Almost surely, 2^83957545 is an apocalyptic number.

It is an amenable number.

83957545 is a deficient number, since it is larger than the sum of its proper divisors (34143767).

83957545 is a wasteful number, since it uses less digits than its factorization.

83957545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1521 (or 1480 counting only the distinct ones).

The product of its digits is 756000, while the sum is 46.

The square root of 83957545 is about 9162.8349870550. The cubic root of 83957545 is about 437.8781188228.

The spelling of 83957545 in words is "eighty-three million, nine hundred fifty-seven thousand, five hundred forty-five".