1351045645154 has 8 divisors (see below), whose sum is σ = 2026885286748. Its totient is φ = 675417216240.

The previous prime is 1351045645153. The next prime is 1351045645163. The reversal of 1351045645154 is 4515465401531.

It can be written as a sum of positive squares in 2 ways, for example, as 941720798929 + 409324846225 = 970423^2 + 639785^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1351045645153) 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, 52787177 + ... + 52812764.

Almost surely, 2^{1351045645154} is an apocalyptic number.

1351045645154 is a deficient number, since it is larger than the sum of its proper divisors (675839641594).

1351045645154 is a wasteful number, since it uses less digits than its factorization.

1351045645154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105606340.

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 1351045645154 in words is "one trillion, three hundred fifty-one billion, forty-five million, six hundred forty-five thousand, one hundred fifty-four".