874148887 has 2 divisors, whose sum is σ = 874148888. Its totient is φ = 874148886.

The previous prime is 874148843. The next prime is 874148921. The reversal of 874148887 is 788841478.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 874148887 - 2²³ = 865760279 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (874148837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437074443 + 437074444.

It is an arithmetic number, because the mean of its divisors is an integer number (437074444).

Almost surely, 2^874148887 is an apocalyptic number.

874148887 is a deficient number, since it is larger than the sum of its proper divisors (1).

874148887 is an equidigital number, since it uses as much as digits as its factorization.

874148887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3211264, while the sum is 55.

The square root of 874148887 is about 29566.0089799080. The cubic root of 874148887 is about 956.1553725720.

The spelling of 874148887 in words is "eight hundred seventy-four million, one hundred forty-eight thousand, eight hundred eighty-seven".