34981553 has 2 divisors, whose sum is σ = 34981554. Its totient is φ = 34981552.

The previous prime is 34981543. The next prime is 34981559. The reversal of 34981553 is 35518943.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33373729 + 1607824 = 5777^2 + 1268^2 .

It is an emirp because it is prime and its reverse (35518943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34981553 - 2¹⁶ = 34916017 is a prime.

It is not a weakly prime, because it can be changed into another prime (34981559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17490776 + 17490777.

It is an arithmetic number, because the mean of its divisors is an integer number (17490777).

Almost surely, 2^34981553 is an apocalyptic number.

It is an amenable number.

34981553 is a deficient number, since it is larger than the sum of its proper divisors (1).

34981553 is an equidigital number, since it uses as much as digits as its factorization.

34981553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 38.

The square root of 34981553 is about 5914.5205215639. The cubic root of 34981553 is about 327.0491529575.

The spelling of 34981553 in words is "thirty-four million, nine hundred eighty-one thousand, five hundred fifty-three".