1341453557 has 2 divisors, whose sum is σ = 1341453558. Its totient is φ = 1341453556.

The previous prime is 1341453497. The next prime is 1341453569. The reversal of 1341453557 is 7553541431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 701667121 + 639786436 = 26489^2 + 25294^2 .

It is an emirp because it is prime and its reverse (7553541431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1341453557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1341453557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1341450557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670726778 + 670726779.

It is an arithmetic number, because the mean of its divisors is an integer number (670726779).

Almost surely, 2^1341453557 is an apocalyptic number.

It is an amenable number.

1341453557 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341453557 is an equidigital number, since it uses as much as digits as its factorization.

1341453557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 126000, while the sum is 38.

The square root of 1341453557 is about 36625.8591298552. The cubic root of 1341453557 is about 1102.8722613452.

Adding to 1341453557 its reverse (7553541431), we get a palindrome (8894994988).

The spelling of 1341453557 in words is "one billion, three hundred forty-one million, four hundred fifty-three thousand, five hundred fifty-seven".