11910954019 has 2 divisors, whose sum is σ = 11910954020. Its totient is φ = 11910954018.

The previous prime is 11910954007. The next prime is 11910954031. The reversal of 11910954019 is 91045901911.

It is a balanced prime because it is at equal distance from previous prime (11910954007) and next prime (11910954031).

It is a cyclic number.

It is not a de Polignac number, because 11910954019 - 2³¹ = 9763470371 is a prime.

It is a super-2 number, since 2×11910954019² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11910954059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5955477009 + 5955477010.

It is an arithmetic number, because the mean of its divisors is an integer number (5955477010).

Almost surely, 2^11910954019 is an apocalyptic number.

11910954019 is a deficient number, since it is larger than the sum of its proper divisors (1).

11910954019 is an equidigital number, since it uses as much as digits as its factorization.

11910954019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 40.

The spelling of 11910954019 in words is "eleven billion, nine hundred ten million, nine hundred fifty-four thousand, nineteen".