34987265903 has 4 divisors (see below), whose sum is σ = 35480044368. Its totient is φ = 34494487440.

The previous prime is 34987265899. The next prime is 34987265923. The reversal of 34987265903 is 30956278943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30956278943 = 7669 ⋅4036547.

It is a cyclic number.

It is not a de Polignac number, because 34987265903 - 2² = 34987265899 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34987265923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246389126 + ... + 246389267.

It is an arithmetic number, because the mean of its divisors is an integer number (8870011092).

Almost surely, 2^34987265903 is an apocalyptic number.

34987265903 is a deficient number, since it is larger than the sum of its proper divisors (492778465).

34987265903 is an equidigital number, since it uses as much as digits as its factorization.

34987265903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492778464.

The product of its (nonzero) digits is 9797760, while the sum is 56.

The spelling of 34987265903 in words is "thirty-four billion, nine hundred eighty-seven million, two hundred sixty-five thousand, nine hundred three".