1401253005 has 8 divisors (see below), whose sum is σ = 2242004832. Its totient is φ = 747334928.

The previous prime is 1401253003. The next prime is 1401253019. The reversal of 1401253005 is 5003521041.

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 1401253005 - 2¹ = 1401253003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401253003) 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, 46708419 + ... + 46708448.

It is an arithmetic number, because the mean of its divisors is an integer number (280250604).

Almost surely, 2^1401253005 is an apocalyptic number.

1401253005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1401253005 is a deficient number, since it is larger than the sum of its proper divisors (840751827).

1401253005 is an equidigital number, since it uses as much as digits as its factorization.

1401253005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93416875.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1401253005 is about 37433.3141065549. The cubic root of 1401253005 is about 1119.0225860965.

Adding to 1401253005 its reverse (5003521041), we get a palindrome (6404774046).

The spelling of 1401253005 in words is "one billion, four hundred one million, two hundred fifty-three thousand, five".