7038987099 has 4 divisors (see below), whose sum is σ = 9385316136. Its totient is φ = 4692658064.

The previous prime is 7038987077. The next prime is 7038987107. The reversal of 7038987099 is 9907898307.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9907898307 = 3 ⋅3302632769.

It is a cyclic number.

It is not a de Polignac number, because 7038987099 - 2⁹ = 7038986587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7038987029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1173164514 + ... + 1173164519.

It is an arithmetic number, because the mean of its divisors is an integer number (2346329034).

Almost surely, 2^7038987099 is an apocalyptic number.

7038987099 is a deficient number, since it is larger than the sum of its proper divisors (2346329037).

7038987099 is a wasteful number, since it uses less digits than its factorization.

7038987099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2346329036.

The product of its (nonzero) digits is 6858432, while the sum is 60.

The square root of 7038987099 is about 83898.6716164207. The cubic root of 7038987099 is about 1916.4760211065.

The spelling of 7038987099 in words is "seven billion, thirty-eight million, nine hundred eighty-seven thousand, ninety-nine".