1002035073 has 32 divisors (see below), whose sum is σ = 1487454976. Its totient is φ = 596014848.

The previous prime is 1002035017. The next prime is 1002035077. The reversal of 1002035073 is 3705302001.

It is a happy number.

It is not a de Polignac number, because 1002035073 - 2²¹ = 999937921 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1002035077) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224340 + ... + 228762.

It is an arithmetic number, because the mean of its divisors is an integer number (46482968).

Almost surely, 2^1002035073 is an apocalyptic number.

1002035073 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1002035073 is a deficient number, since it is larger than the sum of its proper divisors (485419903).

1002035073 is a wasteful number, since it uses less digits than its factorization.

1002035073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4633.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 1002035073 is about 31654.9375769405. The cubic root of 1002035073 is about 1000.6778980171.

Adding to 1002035073 its reverse (3705302001), we get a palindrome (4707337074).

The spelling of 1002035073 in words is "one billion, two million, thirty-five thousand, seventy-three".