38720451141091 has 2 divisors, whose sum is σ = 38720451141092. Its totient is φ = 38720451141090.

The previous prime is 38720451141059. The next prime is 38720451141103. The reversal of 38720451141091 is 19014115402783.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38720451141091 - 2⁵ = 38720451141059 is a prime.

It is not a weakly prime, because it can be changed into another prime (38720451145091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19360225570545 + 19360225570546.

It is an arithmetic number, because the mean of its divisors is an integer number (19360225570546).

Almost surely, 2^{38720451141091} is an apocalyptic number.

38720451141091 is a deficient number, since it is larger than the sum of its proper divisors (1).

38720451141091 is an equidigital number, since it uses as much as digits as its factorization.

38720451141091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 38720451141091 in words is "thirty-eight trillion, seven hundred twenty billion, four hundred fifty-one million, one hundred forty-one thousand, ninety-one".