109261051 has 2 divisors, whose sum is σ = 109261052. Its totient is φ = 109261050.

The previous prime is 109261049. The next prime is 109261069. The reversal of 109261051 is 150162901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109261051 - 2¹ = 109261049 is a prime.

Together with 109261049, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (179261051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54630525 + 54630526.

It is an arithmetic number, because the mean of its divisors is an integer number (54630526).

Almost surely, 2^109261051 is an apocalyptic number.

109261051 is a deficient number, since it is larger than the sum of its proper divisors (1).

109261051 is an equidigital number, since it uses as much as digits as its factorization.

109261051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 109261051 is about 10452.8011078371. The cubic root of 109261051 is about 478.0666605795.

The spelling of 109261051 in words is "one hundred nine million, two hundred sixty-one thousand, fifty-one".