113272987 has 2 divisors, whose sum is σ = 113272988. Its totient is φ = 113272986.

The previous prime is 113272981. The next prime is 113273047. The reversal of 113272987 is 789272311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113272987 - 2¹¹ = 113270939 is a prime.

It is not a weakly prime, because it can be changed into another prime (113272981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56636493 + 56636494.

It is an arithmetic number, because the mean of its divisors is an integer number (56636494).

Almost surely, 2^113272987 is an apocalyptic number.

113272987 is a deficient number, since it is larger than the sum of its proper divisors (1).

113272987 is an equidigital number, since it uses as much as digits as its factorization.

113272987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 40.

The square root of 113272987 is about 10642.9782955712. The cubic root of 113272987 is about 483.8478151750.

The spelling of 113272987 in words is "one hundred thirteen million, two hundred seventy-two thousand, nine hundred eighty-seven".