1002032145 has 24 divisors (see below), whose sum is σ = 1812373056. Its totient is φ = 511181088.

The previous prime is 1002032137. The next prime is 1002032147. The reversal of 1002032145 is 5412302001.

It is not a de Polignac number, because 1002032145 - 2³ = 1002032137 is a prime.

It is a super-2 number, since 2×1002032145² = 2008136839226602050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1002032147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 483039 + ... + 485108.

It is an arithmetic number, because the mean of its divisors is an integer number (75515544).

Almost surely, 2^1002032145 is an apocalyptic number.

1002032145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1002032145 is a deficient number, since it is larger than the sum of its proper divisors (810340911).

1002032145 is a wasteful number, since it uses less digits than its factorization.

1002032145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968181 (or 968178 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1002032145 is about 31654.8913281976. The cubic root of 1002032145 is about 1000.6769233381.

Adding to 1002032145 its reverse (5412302001), we get a palindrome (6414334146).

The spelling of 1002032145 in words is "one billion, two million, thirty-two thousand, one hundred forty-five".