1351400345 has 16 divisors (see below), whose sum is σ = 1660910592. Its totient is φ = 1055013120.

The previous prime is 1351400341. The next prime is 1351400371. The reversal of 1351400345 is 5430041531.

It is not a de Polignac number, because 1351400345 - 2² = 1351400341 is a prime.

It is a super-2 number, since 2×1351400345² = 3652565784932238050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1351400341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314129 + ... + 318401.

It is an arithmetic number, because the mean of its divisors is an integer number (103806912).

Almost surely, 2^1351400345 is an apocalyptic number.

It is an amenable number.

1351400345 is a deficient number, since it is larger than the sum of its proper divisors (309510247).

1351400345 is a wasteful number, since it uses less digits than its factorization.

1351400345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5792.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1351400345 is about 36761.3974843177. The cubic root of 1351400345 is about 1105.5914593957.

Adding to 1351400345 its reverse (5430041531), we get a palindrome (6781441876).

The spelling of 1351400345 in words is "one billion, three hundred fifty-one million, four hundred thousand, three hundred forty-five".