1401431134005 has 128 divisors (see below), whose sum is σ = 2972364595200. Its totient is φ = 612549222912.

The previous prime is 1401431133967. The next prime is 1401431134021. The reversal of 1401431134005 is 5004311341041.

1401431134005 is a `hidden beast` number, since 1 + 4 + 0 + 1 + 4 + 311 + 340 + 0 + 5 = 666.

It is not a de Polignac number, because 1401431134005 - 2¹² = 1401431129909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1401431134005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 59303002 + ... + 59326628.

It is an arithmetic number, because the mean of its divisors is an integer number (23221598400).

Almost surely, 2^{1401431134005} is an apocalyptic number.

1401431134005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1401431134005 is an abundant number, since it is smaller than the sum of its proper divisors (1570933461195).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401431134005 is a wasteful number, since it uses less digits than its factorization.

1401431134005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26400 (or 26394 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 1401431134005 its reverse (5004311341041), we get a palindrome (6405742475046).

The spelling of 1401431134005 in words is "one trillion, four hundred one billion, four hundred thirty-one million, one hundred thirty-four thousand, five".