1122262427 has 16 divisors (see below), whose sum is σ = 1319700480. Its totient is φ = 940874400.

The previous prime is 1122262399. The next prime is 1122262447. The reversal of 1122262427 is 7242622211.

It is a cyclic number.

It is not a de Polignac number, because 1122262427 - 2⁶ = 1122262363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1122262427.

It is not an unprimeable number, because it can be changed into a prime (1122262447) 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, 181574 + ... + 187652.

It is an arithmetic number, because the mean of its divisors is an integer number (82481280).

Almost surely, 2^1122262427 is an apocalyptic number.

1122262427 is a deficient number, since it is larger than the sum of its proper divisors (197438053).

1122262427 is a wasteful number, since it uses less digits than its factorization.

1122262427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7394.

The product of its digits is 5376, while the sum is 29.

The square root of 1122262427 is about 33500.1854770985. The cubic root of 1122262427 is about 1039.1976142718.

Adding to 1122262427 its reverse (7242622211), we get a palindrome (8364884638).

The spelling of 1122262427 in words is "one billion, one hundred twenty-two million, two hundred sixty-two thousand, four hundred twenty-seven".