1802432273097 has 4 divisors (see below), whose sum is σ = 2403243030800. Its totient is φ = 1201621515396.

The previous prime is 1802432273077. The next prime is 1802432273107. The reversal of 1802432273097 is 7903722342081.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1802432273097 - 2²⁸ = 1802163837641 is a prime.

It is a super-3 number, since 3×1802432273097³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1802432273017) 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, 300405378847 + ... + 300405378852.

It is an arithmetic number, because the mean of its divisors is an integer number (600810757700).

Almost surely, 2^{1802432273097} is an apocalyptic number.

It is an amenable number.

1802432273097 is a deficient number, since it is larger than the sum of its proper divisors (600810757703).

1802432273097 is an equidigital number, since it uses as much as digits as its factorization.

1802432273097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600810757702.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 1802432273097 in words is "one trillion, eight hundred two billion, four hundred thirty-two million, two hundred seventy-three thousand, ninety-seven".