1111422461 has 16 divisors (see below), whose sum is σ = 1183593600. Its totient is φ = 1040675328.

The previous prime is 1111422451. The next prime is 1111422467. The reversal of 1111422461 is 1642241111.

It is a cyclic number.

It is not a de Polignac number, because 1111422461 - 2⁶ = 1111422397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111422467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1324280 + ... + 1325118.

It is an arithmetic number, because the mean of its divisors is an integer number (73974600).

Almost surely, 2^1111422461 is an apocalyptic number.

It is an amenable number.

1111422461 is a deficient number, since it is larger than the sum of its proper divisors (72171139).

1111422461 is a wasteful number, since it uses less digits than its factorization.

1111422461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588.

The product of its digits is 384, while the sum is 23.

The square root of 1111422461 is about 33338.0032545442. The cubic root of 1111422461 is about 1035.8409032659.

Adding to 1111422461 its reverse (1642241111), we get a palindrome (2753663572).

The spelling of 1111422461 in words is "one billion, one hundred eleven million, four hundred twenty-two thousand, four hundred sixty-one".