1453123132 has 12 divisors (see below), whose sum is σ = 2559807376. Its totient is φ = 721749600.

The previous prime is 1453123117. The next prime is 1453123159. The reversal of 1453123132 is 2313213541.

It is a happy number.

It is a super-2 number, since 2×1453123132² = 4223133673506978848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1453123097 and 1453123106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1202313 + ... + 1203520.

Almost surely, 2^1453123132 is an apocalyptic number.

It is an amenable number.

1453123132 is a deficient number, since it is larger than the sum of its proper divisors (1106684244).

1453123132 is a wasteful number, since it uses less digits than its factorization.

1453123132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405988 (or 2405986 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 1453123132 is about 38119.8522032812. The cubic root of 1453123132 is about 1132.6632386722.

Adding to 1453123132 its reverse (2313213541), we get a palindrome (3766336673).

The spelling of 1453123132 in words is "one billion, four hundred fifty-three million, one hundred twenty-three thousand, one hundred thirty-two".