1013022401 has 4 divisors (see below), whose sum is σ = 1072611972. Its totient is φ = 953432832.

The previous prime is 1013022377. The next prime is 1013022427. The reversal of 1013022401 is 1042203101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1042203101 = 4567 ⋅228203.

It can be written as a sum of positive squares in 2 ways, for example, as 912040000 + 100982401 = 30200^2 + 10049^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013022401 - 2¹⁸ = 1012760257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013022481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29794760 + ... + 29794793.

It is an arithmetic number, because the mean of its divisors is an integer number (268152993).

Almost surely, 2^1013022401 is an apocalyptic number.

It is an amenable number.

1013022401 is a deficient number, since it is larger than the sum of its proper divisors (59589571).

1013022401 is an equidigital number, since it uses as much as digits as its factorization.

1013022401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59589570.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1013022401 is about 31828.0128346084. The cubic root of 1013022401 is about 1004.3220929331.

Adding to 1013022401 its reverse (1042203101), we get a palindrome (2055225502).

The spelling of 1013022401 in words is "one billion, thirteen million, twenty-two thousand, four hundred one".