1401235102 has 4 divisors (see below), whose sum is σ = 2101852656. Its totient is φ = 700617550.

The previous prime is 1401235097. The next prime is 1401235117. The reversal of 1401235102 is 2015321041.

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

It is a super-2 number, since 2×1401235102² = 3926919622153900808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1401235102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350308774 + ... + 350308777.

It is an arithmetic number, because the mean of its divisors is an integer number (525463164).

Almost surely, 2^1401235102 is an apocalyptic number.

1401235102 is a deficient number, since it is larger than the sum of its proper divisors (700617554).

1401235102 is an equidigital number, since it uses as much as digits as its factorization.

1401235102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700617553.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1401235102 is about 37433.0749738784. The cubic root of 1401235102 is about 1119.0178203745.

Adding to 1401235102 its reverse (2015321041), we get a palindrome (3416556143).

The spelling of 1401235102 in words is "one billion, four hundred one million, two hundred thirty-five thousand, one hundred two".