1214415541 has 2 divisors, whose sum is σ = 1214415542. Its totient is φ = 1214415540.

The previous prime is 1214415509. The next prime is 1214415547. The reversal of 1214415541 is 1455144121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1206172900 + 8242641 = 34730^2 + 2871^2 .

It is a cyclic number.

It is not a de Polignac number, because 1214415541 - 2⁵ = 1214415509 is a prime.

It is a super-3 number, since 3×1214415541³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1214415547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607207770 + 607207771.

It is an arithmetic number, because the mean of its divisors is an integer number (607207771).

Almost surely, 2^1214415541 is an apocalyptic number.

It is an amenable number.

1214415541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214415541 is an equidigital number, since it uses as much as digits as its factorization.

1214415541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3200, while the sum is 28.

The square root of 1214415541 is about 34848.4654038022. The cubic root of 1214415541 is about 1066.8968644558.

Adding to 1214415541 its reverse (1455144121), we get a palindrome (2669559662).

The spelling of 1214415541 in words is "one billion, two hundred fourteen million, four hundred fifteen thousand, five hundred forty-one".