1401103675253 has 4 divisors (see below), whose sum is σ = 1427539593708. Its totient is φ = 1374667756800.

The previous prime is 1401103675207. The next prime is 1401103675261. The reversal of 1401103675253 is 3525763011041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 929494594609 + 471609080644 = 964103^2 + 686738^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401103675253 - 2¹⁴ = 1401103658869 is a prime.

It is a super-2 number, since 2×1401103675253² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401103615253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13217959148 + ... + 13217959253.

It is an arithmetic number, because the mean of its divisors is an integer number (356884898427).

Almost surely, 2^{1401103675253} is an apocalyptic number.

It is an amenable number.

1401103675253 is a deficient number, since it is larger than the sum of its proper divisors (26435918455).

1401103675253 is an equidigital number, since it uses as much as digits as its factorization.

1401103675253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26435918454.

The product of its (nonzero) digits is 75600, while the sum is 38.

Adding to 1401103675253 its reverse (3525763011041), we get a palindrome (4926866686294).

The spelling of 1401103675253 in words is "one trillion, four hundred one billion, one hundred three million, six hundred seventy-five thousand, two hundred fifty-three".