1011325401 has 12 divisors (see below), whose sum is σ = 1461688228. Its totient is φ = 673808544.

The previous prime is 1011325351. The next prime is 1011325409. The reversal of 1011325401 is 1045231101.

1011325401 is a `hidden beast` number, since 10 + 113 + 2 + 540 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 759278025 + 252047376 = 27555^2 + 15876^2 .

It is not a de Polignac number, because 1011325401 - 2¹⁴ = 1011309017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011325409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17950 + ... + 48423.

Almost surely, 2^1011325401 is an apocalyptic number.

It is an amenable number.

1011325401 is a deficient number, since it is larger than the sum of its proper divisors (450362827).

1011325401 is a wasteful number, since it uses less digits than its factorization.

1011325401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68072 (or 68069 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1011325401 is about 31801.3427546700. The cubic root of 1011325401 is about 1003.7609710307.

Adding to 1011325401 its reverse (1045231101), we get a palindrome (2056556502).

The spelling of 1011325401 in words is "one billion, eleven million, three hundred twenty-five thousand, four hundred one".