34978493903 has 4 divisors (see below), whose sum is σ = 36106832448. Its totient is φ = 33850155360.

The previous prime is 34978493861. The next prime is 34978493933. The reversal of 34978493903 is 30939487943.

34978493903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34978493903 - 2⁸ = 34978493647 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 (34978493933) 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, 564169226 + ... + 564169287.

It is an arithmetic number, because the mean of its divisors is an integer number (9026708112).

Almost surely, 2^34978493903 is an apocalyptic number.

34978493903 is a deficient number, since it is larger than the sum of its proper divisors (1128338545).

34978493903 is a wasteful number, since it uses less digits than its factorization.

34978493903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128338544.

The product of its (nonzero) digits is 17635968, while the sum is 59.

The spelling of 34978493903 in words is "thirty-four billion, nine hundred seventy-eight million, four hundred ninety-three thousand, nine hundred three".