1413551 has 2 divisors, whose sum is σ = 1413552. Its totient is φ = 1413550.

The previous prime is 1413541. The next prime is 1413571. The reversal of 1413551 is 1553141.

It is an a-pointer prime, because the next prime (1413571) can be obtained adding 1413551 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1413551 - 2⁶ = 1413487 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1413521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706775 + 706776.

It is an arithmetic number, because the mean of its divisors is an integer number (706776).

2^1413551 is an apocalyptic number.

1413551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1413551 is an equidigital number, since it uses as much as digits as its factorization.

1413551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 300, while the sum is 20.

The square root of 1413551 is about 1188.9285092048. The cubic root of 1413551 is about 112.2286728893.

Adding to 1413551 its reverse (1553141), we get a palindrome (2966692).

The spelling of 1413551 in words is "one million, four hundred thirteen thousand, five hundred fifty-one".