1497840045 has 16 divisors (see below), whose sum is σ = 2580893952. Its totient is φ = 737398080.

The previous prime is 1497840041. The next prime is 1497840073. The reversal of 1497840045 is 5400487941.

It is not a de Polignac number, because 1497840045 - 2² = 1497840041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1497839979 and 1497840006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1497840041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3840421 + ... + 3840810.

It is an arithmetic number, because the mean of its divisors is an integer number (161305872).

Almost surely, 2^1497840045 is an apocalyptic number.

1497840045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1497840045 is a deficient number, since it is larger than the sum of its proper divisors (1083053907).

1497840045 is a wasteful number, since it uses less digits than its factorization.

1497840045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7681252.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 1497840045 is about 38701.9385173404. The cubic root of 1497840045 is about 1144.1645272217.

The spelling of 1497840045 in words is "one billion, four hundred ninety-seven million, eight hundred forty thousand, forty-five".