1203007545920 has 56 divisors (see below), whose sum is σ = 3033171245304. Its totient is φ = 452896956416.

The previous prime is 1203007545881. The next prime is 1203007545947. The reversal of 1203007545920 is 295457003021.

It can be written as a sum of positive squares in 4 ways, for example, as 654791692864 + 548215853056 = 809192^2 + 740416^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110565107 + ... + 110575986.

Almost surely, 2^{1203007545920} is an apocalyptic number.

1203007545920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1203007545920 is an abundant number, since it is smaller than the sum of its proper divisors (1830163699384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1203007545920 is a wasteful number, since it uses less digits than its factorization.

1203007545920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221141127 (or 221141117 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The spelling of 1203007545920 in words is "one trillion, two hundred three billion, seven million, five hundred forty-five thousand, nine hundred twenty".