10551397 has 2 divisors, whose sum is σ = 10551398. Its totient is φ = 10551396.

The previous prime is 10551371. The next prime is 10551419. The reversal of 10551397 is 79315501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9036036 + 1515361 = 3006^2 + 1231^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10551397 is a prime.

It is a super-2 number, since 2×10551397² = 222663957303218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10551337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275698 + 5275699.

It is an arithmetic number, because the mean of its divisors is an integer number (5275699).

Almost surely, 2^10551397 is an apocalyptic number.

It is an amenable number.

10551397 is a deficient number, since it is larger than the sum of its proper divisors (1).

10551397 is an equidigital number, since it uses as much as digits as its factorization.

10551397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4725, while the sum is 31.

The square root of 10551397 is about 3248.2913970271. The cubic root of 10551397 is about 219.3326678924.

Adding to 10551397 its reverse (79315501), we get a palindrome (89866898).

The spelling of 10551397 in words is "ten million, five hundred fifty-one thousand, three hundred ninety-seven".