11251204250389 has 2 divisors, whose sum is σ = 11251204250390. Its totient is φ = 11251204250388.

The previous prime is 11251204250381. The next prime is 11251204250401. The reversal of 11251204250389 is 98305240215211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6578927463364 + 4672276787025 = 2564942^2 + 2161545^2 .

It is a cyclic number.

It is not a de Polignac number, because 11251204250389 - 2³ = 11251204250381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11251204250381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5625602125194 + 5625602125195.

It is an arithmetic number, because the mean of its divisors is an integer number (5625602125195).

Almost surely, 2^{11251204250389} is an apocalyptic number.

It is an amenable number.

11251204250389 is a deficient number, since it is larger than the sum of its proper divisors (1).

11251204250389 is an equidigital number, since it uses as much as digits as its factorization.

11251204250389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 11251204250389 in words is "eleven trillion, two hundred fifty-one billion, two hundred four million, two hundred fifty thousand, three hundred eighty-nine".