1401371496 has 128 divisors (see below), whose sum is σ = 4464768000. Its totient is φ = 398955456.

The previous prime is 1401371479. The next prime is 1401371509. The reversal of 1401371496 is 6941731041.

1401371496 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1401371496.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 462675 + ... + 465693.

It is an arithmetic number, because the mean of its divisors is an integer number (34881000).

Almost surely, 2^1401371496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1401371496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2232384000).

1401371496 is an abundant number, since it is smaller than the sum of its proper divisors (3063396504).

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

1401371496 is a wasteful number, since it uses less digits than its factorization.

1401371496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3348 (or 3338 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1401371496 is about 37434.8967675884. The cubic root of 1401371496 is about 1119.0541270025.

The spelling of 1401371496 in words is "one billion, four hundred one million, three hundred seventy-one thousand, four hundred ninety-six".