1401041331 has 12 divisors (see below), whose sum is σ = 2051449608. Its totient is φ = 921232224.

The previous prime is 1401041287. The next prime is 1401041363. The reversal of 1401041331 is 1331401041.

It is not a de Polignac number, because 1401041331 - 2⁷ = 1401041203 is a prime.

It is a super-2 number, since 2×1401041331² = 3925833622340503122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1401041231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1065585 + ... + 1066898.

It is an arithmetic number, because the mean of its divisors is an integer number (170954134).

Almost surely, 2^1401041331 is an apocalyptic number.

1401041331 is a deficient number, since it is larger than the sum of its proper divisors (650408277).

1401041331 is a wasteful number, since it uses less digits than its factorization.

1401041331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132562 (or 2132559 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1401041331 is about 37430.4866519259. The cubic root of 1401041331 is about 1118.9662365498.

Adding to 1401041331 its reverse (1331401041), we get a palindrome (2732442372).

The spelling of 1401041331 in words is "one billion, four hundred one million, forty-one thousand, three hundred thirty-one".