88485139 has 2 divisors, whose sum is σ = 88485140. Its totient is φ = 88485138.

The previous prime is 88485101. The next prime is 88485169. The reversal of 88485139 is 93158488.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88485139 - 2¹⁷ = 88354067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (88485169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44242569 + 44242570.

It is an arithmetic number, because the mean of its divisors is an integer number (44242570).

Almost surely, 2^88485139 is an apocalyptic number.

88485139 is a deficient number, since it is larger than the sum of its proper divisors (1).

88485139 is an equidigital number, since it uses as much as digits as its factorization.

88485139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 46.

The square root of 88485139 is about 9406.6539747139. The cubic root of 88485139 is about 445.6118990357.

The spelling of 88485139 in words is "eighty-eight million, four hundred eighty-five thousand, one hundred thirty-nine".