1415351551 has 2 divisors, whose sum is σ = 1415351552. Its totient is φ = 1415351550.

The previous prime is 1415351533. The next prime is 1415351563. The reversal of 1415351551 is 1551535141.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1415351551 - 2⁵ = 1415351519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1415351501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707675775 + 707675776.

It is an arithmetic number, because the mean of its divisors is an integer number (707675776).

Almost surely, 2^1415351551 is an apocalyptic number.

1415351551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1415351551 is an equidigital number, since it uses as much as digits as its factorization.

1415351551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7500, while the sum is 31.

The square root of 1415351551 is about 37621.1582889203. The cubic root of 1415351551 is about 1122.7630416467.

Adding to 1415351551 its reverse (1551535141), we get a palindrome (2966886692).

The spelling of 1415351551 in words is "one billion, four hundred fifteen million, three hundred fifty-one thousand, five hundred fifty-one".