1353929497 has 2 divisors, whose sum is σ = 1353929498. Its totient is φ = 1353929496.

The previous prime is 1353929483. The next prime is 1353929509. The reversal of 1353929497 is 7949293531.

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., 999887641 + 354041856 = 31621^2 + 18816^2 .

It is an emirp because it is prime and its reverse (7949293531) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1353929497 is a prime.

It is not a weakly prime, because it can be changed into another prime (1353929407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676964748 + 676964749.

It is an arithmetic number, because the mean of its divisors is an integer number (676964749).

Almost surely, 2^1353929497 is an apocalyptic number.

It is an amenable number.

1353929497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1353929497 is an equidigital number, since it uses as much as digits as its factorization.

1353929497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 52.

The square root of 1353929497 is about 36795.7809673881. The cubic root of 1353929497 is about 1106.2807360905.

The spelling of 1353929497 in words is "one billion, three hundred fifty-three million, nine hundred twenty-nine thousand, four hundred ninety-seven".