1045665050 has 24 divisors (see below), whose sum is σ = 1976826972. Its totient is φ = 411408000.

The previous prime is 1045665043. The next prime is 1045665073. The reversal of 1045665050 is 505665401.

It can be written as a sum of positive squares in 6 ways, for example, as 187936681 + 857728369 = 13709^2 + 29287^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1045664998 and 1045665016.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168371 + ... + 174470.

Almost surely, 2^1045665050 is an apocalyptic number.

1045665050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1045665050 is a deficient number, since it is larger than the sum of its proper divisors (931161922).

1045665050 is a wasteful number, since it uses less digits than its factorization.

1045665050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342914 (or 342909 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 1045665050 is about 32336.7445795027. The cubic root of 1045665050 is about 1014.9956886258.

The spelling of 1045665050 in words is "one billion, forty-five million, six hundred sixty-five thousand, fifty".