101087434 has 8 divisors (see below), whose sum is σ = 173292768. Its totient is φ = 43323180.

The previous prime is 101087401. The next prime is 101087447. The reversal of 101087434 is 434780101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3610252 + ... + 3610279.

It is an arithmetic number, because the mean of its divisors is an integer number (21661596).

Almost surely, 2^101087434 is an apocalyptic number.

101087434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

101087434 is a deficient number, since it is larger than the sum of its proper divisors (72205334).

101087434 is an equidigital number, since it uses as much as digits as its factorization.

101087434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7220540.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 101087434 is about 10054.2246841813. The cubic root of 101087434 is about 465.8352951795.

The spelling of 101087434 in words is "one hundred one million, eighty-seven thousand, four hundred thirty-four".