1047150945 has 48 divisors (see below), whose sum is σ = 1855975680. Its totient is φ = 545970048.

The previous prime is 1047150943. The next prime is 1047150959. The reversal of 1047150945 is 5490517401.

1047150945 is a `hidden beast` number, since 104 + 7 + 1 + 509 + 45 = 666.

It is not a de Polignac number, because 1047150945 - 2¹ = 1047150943 is a prime.

It is a super-2 number, since 2×1047150945² = 2193050203228786050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1047150943) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 855604 + ... + 856826.

It is an arithmetic number, because the mean of its divisors is an integer number (38666160).

Almost surely, 2^1047150945 is an apocalyptic number.

1047150945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1047150945 is a deficient number, since it is larger than the sum of its proper divisors (808824735).

1047150945 is a wasteful number, since it uses less digits than its factorization.

1047150945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646 (or 1643 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 1047150945 is about 32359.7117570599. The cubic root of 1047150945 is about 1015.4762323099.

It can be divided in two parts, 10471 and 50945, that added together give a palindrome (61416).

The spelling of 1047150945 in words is "one billion, forty-seven million, one hundred fifty thousand, nine hundred forty-five".