1351480451 has 4 divisors (see below), whose sum is σ = 1367763432. Its totient is φ = 1335197472.

The previous prime is 1351480439. The next prime is 1351480453. The reversal of 1351480451 is 1540841531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1540841531 = 907 ⋅1698833.

It is a cyclic number.

It is not a de Polignac number, because 1351480451 - 2²⁶ = 1284371587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1351480453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8141366 + ... + 8141531.

It is an arithmetic number, because the mean of its divisors is an integer number (341940858).

Almost surely, 2^1351480451 is an apocalyptic number.

1351480451 is a deficient number, since it is larger than the sum of its proper divisors (16282981).

1351480451 is an equidigital number, since it uses as much as digits as its factorization.

1351480451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16282980.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 1351480451 is about 36762.4870078182. The cubic root of 1351480451 is about 1105.6133040844.

The spelling of 1351480451 in words is "one billion, three hundred fifty-one million, four hundred eighty thousand, four hundred fifty-one".