10551015149 has 2 divisors, whose sum is σ = 10551015150. Its totient is φ = 10551015148.

The previous prime is 10551015091. The next prime is 10551015151. The reversal of 10551015149 is 94151015501.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7212255625 + 3338759524 = 84925^2 + 57782^2 .

It is a cyclic number.

It is not a de Polignac number, because 10551015149 - 2⁸ = 10551014893 is a prime.

It is a super-2 number, since 2×10551015149² (a number of 21 digits) contains 22 as substring.

Together with 10551015151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10551015169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275507574 + 5275507575.

It is an arithmetic number, because the mean of its divisors is an integer number (5275507575).

Almost surely, 2^10551015149 is an apocalyptic number.

It is an amenable number.

10551015149 is a deficient number, since it is larger than the sum of its proper divisors (1).

10551015149 is an equidigital number, since it uses as much as digits as its factorization.

10551015149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 32.

The spelling of 10551015149 in words is "ten billion, five hundred fifty-one million, fifteen thousand, one hundred forty-nine".