34457801387 has 2 divisors, whose sum is σ = 34457801388. Its totient is φ = 34457801386.

The previous prime is 34457801341. The next prime is 34457801401. The reversal of 34457801387 is 78310875443.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (78310875443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34457801387 - 2¹² = 34457797291 is a prime.

It is not a weakly prime, because it can be changed into another prime (34457801317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17228900693 + 17228900694.

It is an arithmetic number, because the mean of its divisors is an integer number (17228900694).

Almost surely, 2^34457801387 is an apocalyptic number.

34457801387 is a deficient number, since it is larger than the sum of its proper divisors (1).

34457801387 is an equidigital number, since it uses as much as digits as its factorization.

34457801387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2257920, while the sum is 50.

The spelling of 34457801387 in words is "thirty-four billion, four hundred fifty-seven million, eight hundred one thousand, three hundred eighty-seven".