1451143032 has 32 divisors (see below), whose sum is σ = 3628806480. Its totient is φ = 483587840.

The previous prime is 1451143027. The next prime is 1451143037. The reversal of 1451143032 is 2303411541.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1451143027) and next prime (1451143037).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1451142993 and 1451143011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451143037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150682 + ... + 160022.

Almost surely, 2^1451143032 is an apocalyptic number.

1451143032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1451143032 is an abundant number, since it is smaller than the sum of its proper divisors (2177663448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1451143032 is a wasteful number, since it uses less digits than its factorization.

1451143032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15823 (or 15819 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1451143032 is about 38093.8713181005. The cubic root of 1451143032 is about 1132.1485298327.

Adding to 1451143032 its reverse (2303411541), we get a palindrome (3754554573).

The spelling of 1451143032 in words is "one billion, four hundred fifty-one million, one hundred forty-three thousand, thirty-two".