138098011 has 2 divisors, whose sum is σ = 138098012. Its totient is φ = 138098010.

The previous prime is 138097991. The next prime is 138098017. The reversal of 138098011 is 110890831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 138098011 - 2⁵ = 138097979 is a prime.

It is a super-2 number, since 2×138098011² = 38142121284312242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (138098017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69049005 + 69049006.

It is an arithmetic number, because the mean of its divisors is an integer number (69049006).

Almost surely, 2^138098011 is an apocalyptic number.

138098011 is a deficient number, since it is larger than the sum of its proper divisors (1).

138098011 is an equidigital number, since it uses as much as digits as its factorization.

138098011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 31.

The square root of 138098011 is about 11751.5110092277. The cubic root of 138098011 is about 516.8872360122.

The spelling of 138098011 in words is "one hundred thirty-eight million, ninety-eight thousand, eleven".