101400531 has 8 divisors (see below), whose sum is σ = 135498384. Its totient is φ = 67451520.

The previous prime is 101400499. The next prime is 101400539. The reversal of 101400531 is 135004101.

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

It is not a de Polignac number, because 101400531 - 2⁵ = 101400499 is a prime.

It is a super-2 number, since 2×101400531² = 20564135374163922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101400531.

It is not an unprimeable number, because it can be changed into a prime (101400539) 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, 35610 + ... + 38351.

It is an arithmetic number, because the mean of its divisors is an integer number (16937298).

Almost surely, 2^101400531 is an apocalyptic number.

101400531 is a deficient number, since it is larger than the sum of its proper divisors (34097853).

101400531 is an equidigital number, since it uses as much as digits as its factorization.

101400531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74421.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 101400531 is about 10069.7830661837. The cubic root of 101400531 is about 466.3157416757.

Adding to 101400531 its reverse (135004101), we get a palindrome (236404632).

The spelling of 101400531 in words is "one hundred one million, four hundred thousand, five hundred thirty-one".