134848621 has 2 divisors, whose sum is σ = 134848622. Its totient is φ = 134848620.

The previous prime is 134848601. The next prime is 134848633. The reversal of 134848621 is 126848431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132480100 + 2368521 = 11510^2 + 1539^2 .

It is an emirp because it is prime and its reverse (126848431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134848621 - 2²⁵ = 101294189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134848601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67424310 + 67424311.

It is an arithmetic number, because the mean of its divisors is an integer number (67424311).

Almost surely, 2^134848621 is an apocalyptic number.

It is an amenable number.

134848621 is a deficient number, since it is larger than the sum of its proper divisors (1).

134848621 is an equidigital number, since it uses as much as digits as its factorization.

134848621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 37.

The square root of 134848621 is about 11612.4338964749. The cubic root of 134848621 is about 512.8009682530.

The spelling of 134848621 in words is "one hundred thirty-four million, eight hundred forty-eight thousand, six hundred twenty-one".