1351045645105 has 32 divisors (see below), whose sum is σ = 1796341768704. Its totient is φ = 969005327616.

The previous prime is 1351045645039. The next prime is 1351045645153. The reversal of 1351045645105 is 5015465401531.

It is a cyclic number.

It is not a de Polignac number, because 1351045645105 - 2²³ = 1351037256497 is a prime.

It is a super-2 number, since 2×1351045645105² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 855112 + ... + 1852918.

It is an arithmetic number, because the mean of its divisors is an integer number (56135680272).

Almost surely, 2^{1351045645105} is an apocalyptic number.

It is an amenable number.

1351045645105 is a deficient number, since it is larger than the sum of its proper divisors (445296123599).

1351045645105 is a wasteful number, since it uses less digits than its factorization.

1351045645105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998425.

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 1351045645105 in words is "one trillion, three hundred fifty-one billion, forty-five million, six hundred forty-five thousand, one hundred five".