11899051 has 2 divisors, whose sum is σ = 11899052. Its totient is φ = 11899050.

The previous prime is 11899049. The next prime is 11899067. The reversal of 11899051 is 15099811.

11899051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11899051 - 2¹ = 11899049 is a prime.

Together with 11899049, it forms a pair of twin primes.

It is the 3450-th Hogben number.

It is a junction number, because it is equal to n+sod(n) for n = 11898998 and 11899016.

It is not a weakly prime, because it can be changed into another prime (11899001) by changing a digit.

It is a nontrivial repunit in base 3449.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5949525 + 5949526.

It is an arithmetic number, because the mean of its divisors is an integer number (5949526).

Almost surely, 2^11899051 is an apocalyptic number.

11899051 is a deficient number, since it is larger than the sum of its proper divisors (1).

11899051 is an equidigital number, since it uses as much as digits as its factorization.

11899051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 34.

The square root of 11899051 is about 3449.5001087114. The cubic root of 11899051 is about 228.2990522827.

The spelling of 11899051 in words is "eleven million, eight hundred ninety-nine thousand, fifty-one".