109251371 has 2 divisors, whose sum is σ = 109251372. Its totient is φ = 109251370.

The previous prime is 109251319. The next prime is 109251383. The reversal of 109251371 is 173152901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109251371 - 2¹⁴ = 109234987 is a prime.

It is not a weakly prime, because it can be changed into another prime (109251871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54625685 + 54625686.

It is an arithmetic number, because the mean of its divisors is an integer number (54625686).

Almost surely, 2^109251371 is an apocalyptic number.

109251371 is a deficient number, since it is larger than the sum of its proper divisors (1).

109251371 is an equidigital number, since it uses as much as digits as its factorization.

109251371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 109251371 is about 10452.3380638018. The cubic root of 109251371 is about 478.0525420322.

The spelling of 109251371 in words is "one hundred nine million, two hundred fifty-one thousand, three hundred seventy-one".