109148357 has 2 divisors, whose sum is σ = 109148358. Its totient is φ = 109148356.

The previous prime is 109148341. The next prime is 109148393. The reversal of 109148357 is 753841901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91221601 + 17926756 = 9551^2 + 4234^2 .

It is a cyclic number.

It is not a de Polignac number, because 109148357 - 2⁴ = 109148341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109148357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109148327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54574178 + 54574179.

It is an arithmetic number, because the mean of its divisors is an integer number (54574179).

Almost surely, 2^109148357 is an apocalyptic number.

It is an amenable number.

109148357 is a deficient number, since it is larger than the sum of its proper divisors (1).

109148357 is an equidigital number, since it uses as much as digits as its factorization.

109148357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 109148357 is about 10447.4091046537. The cubic root of 109148357 is about 477.9022415816.

The spelling of 109148357 in words is "one hundred nine million, one hundred forty-eight thousand, three hundred fifty-seven".