101490799 has 8 divisors (see below), whose sum is σ = 113117040. Its totient is φ = 90493056.

The previous prime is 101490791. The next prime is 101490811. The reversal of 101490799 is 997094101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 101490799 - 2³ = 101490791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101490791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156784 + ... + 157429.

It is an arithmetic number, because the mean of its divisors is an integer number (14139630).

Almost surely, 2^101490799 is an apocalyptic number.

101490799 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

101490799 is a deficient number, since it is larger than the sum of its proper divisors (11626241).

101490799 is a wasteful number, since it uses less digits than its factorization.

101490799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314249.

The product of its (nonzero) digits is 20412, while the sum is 40.

The square root of 101490799 is about 10074.2641914931. The cubic root of 101490799 is about 466.4540739719.

The spelling of 101490799 in words is "one hundred one million, four hundred ninety thousand, seven hundred ninety-nine".