141400391 has 8 divisors (see below), whose sum is σ = 155366400. Its totient is φ = 127619640.

The previous prime is 141400367. The next prime is 141400411. The reversal of 141400391 is 193004141.

141400391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 141400391 - 2⁶ = 141400327 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 (141400361) 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, 44711 + ... + 47768.

It is an arithmetic number, because the mean of its divisors is an integer number (19420800).

Almost surely, 2^141400391 is an apocalyptic number.

141400391 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

141400391 is a deficient number, since it is larger than the sum of its proper divisors (13966009).

141400391 is a wasteful number, since it uses less digits than its factorization.

141400391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92629.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 141400391 is about 11891.1896377108. The cubic root of 141400391 is about 520.9749841548.

The spelling of 141400391 in words is "one hundred forty-one million, four hundred thousand, three hundred ninety-one".