55412629 has 2 divisors, whose sum is σ = 55412630. Its totient is φ = 55412628.

The previous prime is 55412627. The next prime is 55412633. The reversal of 55412629 is 92621455.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46991025 + 8421604 = 6855^2 + 2902^2 .

It is a cyclic number.

It is not a de Polignac number, because 55412629 - 2¹ = 55412627 is a prime.

It is a super-3 number, since 3×55412629³ (a number of 24 digits) contains 333 as substring.

Together with 55412627, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 55412594 and 55412603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55412627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27706314 + 27706315.

It is an arithmetic number, because the mean of its divisors is an integer number (27706315).

Almost surely, 2^55412629 is an apocalyptic number.

It is an amenable number.

55412629 is a deficient number, since it is larger than the sum of its proper divisors (1).

55412629 is an equidigital number, since it uses as much as digits as its factorization.

55412629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 34.

The square root of 55412629 is about 7443.9659456502. The cubic root of 55412629 is about 381.2439130444.

The spelling of 55412629 in words is "fifty-five million, four hundred twelve thousand, six hundred twenty-nine".