1432561245 has 16 divisors (see below), whose sum is σ = 2307484800. Its totient is φ = 758903744.

The previous prime is 1432561223. The next prime is 1432561289. The reversal of 1432561245 is 5421652341.

It is a cyclic number.

It is not a de Polignac number, because 1432561245 - 2⁸ = 1432560989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318249 + ... + 322718.

It is an arithmetic number, because the mean of its divisors is an integer number (144217800).

Almost surely, 2^1432561245 is an apocalyptic number.

1432561245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1432561245 is a deficient number, since it is larger than the sum of its proper divisors (874923555).

1432561245 is a wasteful number, since it uses less digits than its factorization.

1432561245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641124.

The product of its digits is 28800, while the sum is 33.

The square root of 1432561245 is about 37849.1908103727. The cubic root of 1432561245 is about 1127.2953943931.

The spelling of 1432561245 in words is "one billion, four hundred thirty-two million, five hundred sixty-one thousand, two hundred forty-five".