10551211249 has 2 divisors, whose sum is σ = 10551211250. Its totient is φ = 10551211248.

The previous prime is 10551211217. The next prime is 10551211273. The reversal of 10551211249 is 94211215501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9157533025 + 1393678224 = 95695^2 + 37332^2 .

It is a cyclic number.

It is not a de Polignac number, because 10551211249 - 2⁵ = 10551211217 is a prime.

It is a super-2 number, since 2×10551211249² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10551211249.

It is not a weakly prime, because it can be changed into another prime (10551241249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275605624 + 5275605625.

It is an arithmetic number, because the mean of its divisors is an integer number (5275605625).

Almost surely, 2^10551211249 is an apocalyptic number.

It is an amenable number.

10551211249 is a deficient number, since it is larger than the sum of its proper divisors (1).

10551211249 is an equidigital number, since it uses as much as digits as its factorization.

10551211249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 31.

The spelling of 10551211249 in words is "ten billion, five hundred fifty-one million, two hundred eleven thousand, two hundred forty-nine".