1214524440461 has 2 divisors, whose sum is σ = 1214524440462. Its totient is φ = 1214524440460.

The previous prime is 1214524440433. The next prime is 1214524440473. The reversal of 1214524440461 is 1640444254121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1171306188361 + 43218252100 = 1082269^2 + 207890^2 .

It is a cyclic number.

It is not a de Polignac number, because 1214524440461 - 2²⁶ = 1214457331597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1214524440401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607262220230 + 607262220231.

It is an arithmetic number, because the mean of its divisors is an integer number (607262220231).

Almost surely, 2^{1214524440461} is an apocalyptic number.

It is an amenable number.

1214524440461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214524440461 is an equidigital number, since it uses as much as digits as its factorization.

1214524440461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122880, while the sum is 38.

Adding to 1214524440461 its reverse (1640444254121), we get a palindrome (2854968694582).

The spelling of 1214524440461 in words is "one trillion, two hundred fourteen billion, five hundred twenty-four million, four hundred forty thousand, four hundred sixty-one".