101408390 has 8 divisors (see below), whose sum is σ = 182535120. Its totient is φ = 40563352.

The previous prime is 101408381. The next prime is 101408393. The reversal of 101408390 is 93804101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101408393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5070410 + ... + 5070429.

It is an arithmetic number, because the mean of its divisors is an integer number (22816890).

Almost surely, 2^101408390 is an apocalyptic number.

101408390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101408390 is a deficient number, since it is larger than the sum of its proper divisors (81126730).

101408390 is a wasteful number, since it uses less digits than its factorization.

101408390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10140846.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 101408390 is about 10070.1732855001. The cubic root of 101408390 is about 466.3277885578.

The spelling of 101408390 in words is "one hundred one million, four hundred eight thousand, three hundred ninety".