1423154056 has 16 divisors (see below), whose sum is σ = 2668970700. Its totient is φ = 711428544.

The previous prime is 1423154041. The next prime is 1423154063. The reversal of 1423154056 is 6504513241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1396217956 + 26936100 = 37366^2 + 5190^2 .

It is a super-2 number, since 2×1423154056² = 4050734934218502272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29490 + ... + 60958.

Almost surely, 2^1423154056 is an apocalyptic number.

It is an amenable number.

1423154056 is a deficient number, since it is larger than the sum of its proper divisors (1245816644).

1423154056 is a wasteful number, since it uses less digits than its factorization.

1423154056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37128 (or 37124 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1423154056 is about 37724.7141274788. The cubic root of 1423154056 is about 1124.8224394007.

Adding to 1423154056 its reverse (6504513241), we get a palindrome (7927667297).

The spelling of 1423154056 in words is "one billion, four hundred twenty-three million, one hundred fifty-four thousand, fifty-six".