1432023645 has 32 divisors (see below), whose sum is σ = 2612639232. Its totient is φ = 663524352.

The previous prime is 1432023601. The next prime is 1432023661. The reversal of 1432023645 is 5463202341.

It is not a de Polignac number, because 1432023645 - 2⁹ = 1432023133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 212677 + ... + 219306.

It is an arithmetic number, because the mean of its divisors is an integer number (81644976).

Almost surely, 2^1432023645 is an apocalyptic number.

1432023645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1432023645 is a deficient number, since it is larger than the sum of its proper divisors (1180615587).

1432023645 is a wasteful number, since it uses less digits than its factorization.

1432023645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432021.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 1432023645 is about 37842.0882748297. The cubic root of 1432023645 is about 1127.1543626499.

Adding to 1432023645 its reverse (5463202341), we get a palindrome (6895225986).

The spelling of 1432023645 in words is "one billion, four hundred thirty-two million, twenty-three thousand, six hundred forty-five".