1401477126 has 96 divisors (see below), whose sum is σ = 3471984000. Its totient is φ = 374951808.

The previous prime is 1401477079. The next prime is 1401477137. The reversal of 1401477126 is 6217741041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 495745 + ... + 498563.

It is an arithmetic number, because the mean of its divisors is an integer number (36166500).

Almost surely, 2^1401477126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1401477126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1735992000).

1401477126 is an abundant number, since it is smaller than the sum of its proper divisors (2070506874).

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

1401477126 is a wasteful number, since it uses less digits than its factorization.

1401477126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946 (or 2939 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 1401477126 is about 37436.3075903594. The cubic root of 1401477126 is about 1119.0822429632.

The spelling of 1401477126 in words is "one billion, four hundred one million, four hundred seventy-seven thousand, one hundred twenty-six".