1351054399 has 8 divisors (see below), whose sum is σ = 1372074912. Its totient is φ = 1330186080.

The previous prime is 1351054391. The next prime is 1351054403. The reversal of 1351054399 is 9934501531.

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 1351054399 - 2³ = 1351054391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351054391) 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, 20092 + ... + 55729.

It is an arithmetic number, because the mean of its divisors is an integer number (171509364).

Almost surely, 2^1351054399 is an apocalyptic number.

1351054399 is a deficient number, since it is larger than the sum of its proper divisors (21020513).

1351054399 is a wasteful number, since it uses less digits than its factorization.

1351054399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76097.

The product of its (nonzero) digits is 72900, while the sum is 40.

The square root of 1351054399 is about 36756.6918941300. The cubic root of 1351054399 is about 1105.4971109455.

The spelling of 1351054399 in words is "one billion, three hundred fifty-one million, fifty-four thousand, three hundred ninety-nine".