1353137803 has 8 divisors (see below), whose sum is σ = 1387629936. Its totient is φ = 1318783200.

The previous prime is 1353137789. The next prime is 1353137813. The reversal of 1353137803 is 3087313531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1353137803 - 2²⁵ = 1319583371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1353137813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14308 + ... + 53953.

It is an arithmetic number, because the mean of its divisors is an integer number (173453742).

Almost surely, 2^1353137803 is an apocalyptic number.

1353137803 is a deficient number, since it is larger than the sum of its proper divisors (34492133).

1353137803 is an equidigital number, since it uses as much as digits as its factorization.

1353137803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68765.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 1353137803 is about 36785.0214489539. The cubic root of 1353137803 is about 1106.0650659270.

The spelling of 1353137803 in words is "one billion, three hundred fifty-three million, one hundred thirty-seven thousand, eight hundred three".