1214551154429 has 2 divisors, whose sum is σ = 1214551154430. Its totient is φ = 1214551154428.

The previous prime is 1214551154389. The next prime is 1214551154461. The reversal of 1214551154429 is 9244511554121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1212982836025 + 1568318404 = 1101355^2 + 39602^2 .

It is a cyclic number.

It is not a de Polignac number, because 1214551154429 - 2²⁸ = 1214282718973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1214551154429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1214551154489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607275577214 + 607275577215.

It is an arithmetic number, because the mean of its divisors is an integer number (607275577215).

Almost surely, 2^{1214551154429} is an apocalyptic number.

It is an amenable number.

1214551154429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214551154429 is an equidigital number, since it uses as much as digits as its factorization.

1214551154429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288000, while the sum is 44.

The spelling of 1214551154429 in words is "one trillion, two hundred fourteen billion, five hundred fifty-one million, one hundred fifty-four thousand, four hundred twenty-nine".