1422102045 has 48 divisors (see below), whose sum is σ = 2815869312. Its totient is φ = 600088320.

The previous prime is 1422102043. The next prime is 1422102049. The reversal of 1422102045 is 5402012241.

It is not a de Polignac number, because 1422102045 - 2¹ = 1422102043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422102043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22326 + ... + 57815.

It is an arithmetic number, because the mean of its divisors is an integer number (58663944).

Almost surely, 2^1422102045 is an apocalyptic number.

1422102045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1422102045 is a deficient number, since it is larger than the sum of its proper divisors (1393767267).

1422102045 is a wasteful number, since it uses less digits than its factorization.

1422102045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80182 (or 80169 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1422102045 is about 37710.7682897074. The cubic root of 1422102045 is about 1124.5452107409.

Adding to 1422102045 its reverse (5402012241), we get a palindrome (6824114286).

The spelling of 1422102045 in words is "one billion, four hundred twenty-two million, one hundred two thousand, forty-five".