1214551423 has 2 divisors, whose sum is σ = 1214551424. Its totient is φ = 1214551422.

The previous prime is 1214551391. The next prime is 1214551433. The reversal of 1214551423 is 3241554121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1214551423 - 2⁵ = 1214551391 is a prime.

It is a super-2 number, since 2×1214551423² = 2950270318222649858, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1214551391 and 1214551400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1214551433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607275711 + 607275712.

It is an arithmetic number, because the mean of its divisors is an integer number (607275712).

Almost surely, 2^1214551423 is an apocalyptic number.

1214551423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214551423 is an equidigital number, since it uses as much as digits as its factorization.

1214551423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4800, while the sum is 28.

The square root of 1214551423 is about 34850.4149616615. The cubic root of 1214551423 is about 1066.9366549745.

The spelling of 1214551423 in words is "one billion, two hundred fourteen million, five hundred fifty-one thousand, four hundred twenty-three".