140100401 has 8 divisors (see below), whose sum is σ = 160389504. Its totient is φ = 119880000.

The previous prime is 140100391. The next prime is 140100409. The reversal of 140100401 is 104001041.

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 140100401 - 2²⁶ = 72991537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140100409) 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, 12725 + ... + 21026.

It is an arithmetic number, because the mean of its divisors is an integer number (20048688).

Almost surely, 2^140100401 is an apocalyptic number.

It is an amenable number.

140100401 is a deficient number, since it is larger than the sum of its proper divisors (20289103).

140100401 is an equidigital number, since it uses as much as digits as its factorization.

140100401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34351.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 140100401 is about 11836.4015224223. The cubic root of 140100401 is about 519.3735070960.

Adding to 140100401 its reverse (104001041), we get a palindrome (244101442).

The spelling of 140100401 in words is "one hundred forty million, one hundred thousand, four hundred one".