101149399 has 8 divisors (see below), whose sum is σ = 109989152. Its totient is φ = 92460960.

The previous prime is 101149357. The next prime is 101149403. The reversal of 101149399 is 993941101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101149399 is a prime.

It is a super-2 number, since 2×101149399² = 20462401836122402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101149339) 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, 36432 + ... + 39109.

It is an arithmetic number, because the mean of its divisors is an integer number (13748644).

Almost surely, 2^101149399 is an apocalyptic number.

101149399 is a deficient number, since it is larger than the sum of its proper divisors (8839753).

101149399 is a wasteful number, since it uses less digits than its factorization.

101149399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75657.

The product of its (nonzero) digits is 8748, while the sum is 37.

The square root of 101149399 is about 10057.3057525363. The cubic root of 101149399 is about 465.9304589629.

The spelling of 101149399 in words is "one hundred one million, one hundred forty-nine thousand, three hundred ninety-nine".