1002432345 has 16 divisors (see below), whose sum is σ = 1673626752. Its totient is φ = 511385600.

The previous prime is 1002432341. The next prime is 1002432349. The reversal of 1002432345 is 5432342001.

It is an interprime number because it is at equal distance from previous prime (1002432341) and next prime (1002432349).

It is not a de Polignac number, because 1002432345 - 2² = 1002432341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002432341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1452456 + ... + 1453145.

It is an arithmetic number, because the mean of its divisors is an integer number (104601672).

Almost surely, 2^1002432345 is an apocalyptic number.

1002432345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1002432345 is a deficient number, since it is larger than the sum of its proper divisors (671194407).

1002432345 is a wasteful number, since it uses less digits than its factorization.

1002432345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2905632.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 1002432345 is about 31661.2119951211. The cubic root of 1002432345 is about 1000.8101251866.

Adding to 1002432345 its reverse (5432342001), we get a palindrome (6434774346).

The spelling of 1002432345 in words is "one billion, two million, four hundred thirty-two thousand, three hundred forty-five".