29111613149 has 2 divisors, whose sum is σ = 29111613150. Its totient is φ = 29111613148.

The previous prime is 29111613119. The next prime is 29111613253. The reversal of 29111613149 is 94131611192.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24100389049 + 5011224100 = 155243^2 + 70790^2 .

It is a cyclic number.

It is not a de Polignac number, because 29111613149 - 2¹⁶ = 29111547613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29111613109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14555806574 + 14555806575.

It is an arithmetic number, because the mean of its divisors is an integer number (14555806575).

Almost surely, 2^29111613149 is an apocalyptic number.

It is an amenable number.

29111613149 is a deficient number, since it is larger than the sum of its proper divisors (1).

29111613149 is an equidigital number, since it uses as much as digits as its factorization.

29111613149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 38.

The spelling of 29111613149 in words is "twenty-nine billion, one hundred eleven million, six hundred thirteen thousand, one hundred forty-nine".