20148883 has 2 divisors, whose sum is σ = 20148884. Its totient is φ = 20148882.

The previous prime is 20148857. The next prime is 20148889. The reversal of 20148883 is 38884102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20148883 - 2²¹ = 18051731 is a prime.

It is a super-2 number, since 2×20148883² = 811954972295378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20148889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10074441 + 10074442.

It is an arithmetic number, because the mean of its divisors is an integer number (10074442).

Almost surely, 2^20148883 is an apocalyptic number.

20148883 is a deficient number, since it is larger than the sum of its proper divisors (1).

20148883 is an equidigital number, since it uses as much as digits as its factorization.

20148883 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 20148883 is about 4488.7507170704. The cubic root of 20148883 is about 272.1136482624.

The spelling of 20148883 in words is "twenty million, one hundred forty-eight thousand, eight hundred eighty-three".