1522361121 has 16 divisors (see below), whose sum is σ = 2078940864. Its totient is φ = 990388224.

The previous prime is 1522361077. The next prime is 1522361123. The reversal of 1522361121 is 1211632251.

It is a happy number.

It is not a de Polignac number, because 1522361121 - 2⁷ = 1522360993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1522361091 and 1522361100.

It is not an unprimeable number, because it can be changed into a prime (1522361123) 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, 152145 + ... + 161841.

It is an arithmetic number, because the mean of its divisors is an integer number (129933804).

Almost surely, 2^1522361121 is an apocalyptic number.

It is an amenable number.

1522361121 is a deficient number, since it is larger than the sum of its proper divisors (556579743).

1522361121 is a wasteful number, since it uses less digits than its factorization.

1522361121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10960.

The product of its digits is 720, while the sum is 24.

The square root of 1522361121 is about 39017.4463669779. The cubic root of 1522361121 is about 1150.3744517225.

Adding to 1522361121 its reverse (1211632251), we get a palindrome (2733993372).

The spelling of 1522361121 in words is "one billion, five hundred twenty-two million, three hundred sixty-one thousand, one hundred twenty-one".