1497018012345 has 96 divisors (see below), whose sum is σ = 2675435162400. Its totient is φ = 774110380032.

The previous prime is 1497018012331. The next prime is 1497018012349. The reversal of 1497018012345 is 5432108107941.

It can be written as a sum of positive squares in 16 ways, for example, as 46457922681 + 1450560089664 = 215541^2 + 1204392^2 .

It is not a de Polignac number, because 1497018012345 - 2¹¹ = 1497018010297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1497018012345.

It is not an unprimeable number, because it can be changed into a prime (1497018012349) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 42327189 + ... + 42362541.

It is an arithmetic number, because the mean of its divisors is an integer number (27869116275).

Almost surely, 2^{1497018012345} is an apocalyptic number.

1497018012345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1497018012345 is a deficient number, since it is larger than the sum of its proper divisors (1178417150055).

1497018012345 is a wasteful number, since it uses less digits than its factorization.

1497018012345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35659 (or 35656 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 1497018012345 in words is "one trillion, four hundred ninety-seven billion, eighteen million, twelve thousand, three hundred forty-five".