1001315401 has 6 divisors (see below), whose sum is σ = 1023075530. Its totient is φ = 980008656.

The previous prime is 1001315363. The next prime is 1001315431. The reversal of 1001315401 is 1045131001.

It can be written as a sum of positive squares in only one way, i.e., 962240400 + 39075001 = 31020^2 + 6251^2 .

It is not a de Polignac number, because 1001315401 - 2⁹ = 1001314889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001315431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 224436 + ... + 228853.

Almost surely, 2^1001315401 is an apocalyptic number.

It is an amenable number.

1001315401 is a deficient number, since it is larger than the sum of its proper divisors (21760129).

1001315401 is an frugal number, since it uses more digits than its factorization.

1001315401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453383 (or 453336 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1001315401 is about 31643.5680826294. The cubic root of 1001315401 is about 1000.4382748871.

Adding to 1001315401 its reverse (1045131001), we get a palindrome (2046446402).

The spelling of 1001315401 in words is "one billion, one million, three hundred fifteen thousand, four hundred one".