113273545 has 36 divisors (see below), whose sum is σ = 173847492. Its totient is φ = 70593600.

The previous prime is 113273543. The next prime is 113273549. The reversal of 113273545 is 545372311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 74373376 + 38900169 = 8624^2 + 6237^2 .

It is not a de Polignac number, because 113273545 - 2¹ = 113273543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113273543) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27735 + ... + 31555.

It is an arithmetic number, because the mean of its divisors is an integer number (4829097).

Almost surely, 2^113273545 is an apocalyptic number.

It is an amenable number.

113273545 is a deficient number, since it is larger than the sum of its proper divisors (60573947).

113273545 is a wasteful number, since it uses less digits than its factorization.

113273545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3862 (or 3844 counting only the distinct ones).

The product of its digits is 12600, while the sum is 31.

The square root of 113273545 is about 10643.0045100056. The cubic root of 113273545 is about 483.8486096764.

The spelling of 113273545 in words is "one hundred thirteen million, two hundred seventy-three thousand, five hundred forty-five".