1401132426 has 32 divisors (see below), whose sum is σ = 2831070528. Its totient is φ = 462255360.

The previous prime is 1401132373. The next prime is 1401132437. The reversal of 1401132426 is 6242311041.

It is a junction number, because it is equal to n+sod(n) for n = 1401132396 and 1401132405.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 803916 + ... + 805656.

It is an arithmetic number, because the mean of its divisors is an integer number (88470954).

Almost surely, 2^1401132426 is an apocalyptic number.

1401132426 is an abundant number, since it is smaller than the sum of its proper divisors (1429938102).

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

1401132426 is a wasteful number, since it uses less digits than its factorization.

1401132426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1401132426 is about 37431.7034878190. The cubic root of 1401132426 is about 1118.9904875641.

Adding to 1401132426 its reverse (6242311041), we get a palindrome (7643443467).

The spelling of 1401132426 in words is "one billion, four hundred one million, one hundred thirty-two thousand, four hundred twenty-six".