1010994945 has 16 divisors (see below), whose sum is σ = 1622400000. Its totient is φ = 537594624.

The previous prime is 1010994931. The next prime is 1010994961. The reversal of 1010994945 is 5494990101.

It is a happy number.

It is not a de Polignac number, because 1010994945 - 2¹¹ = 1010992897 is a prime.

It is a super-2 number, since 2×1010994945² = 2044221557631106050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1010994897 and 1010994906.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94945 + ... + 105054.

It is an arithmetic number, because the mean of its divisors is an integer number (101400000).

Almost surely, 2^1010994945 is an apocalyptic number.

1010994945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1010994945 is a deficient number, since it is larger than the sum of its proper divisors (611405055).

1010994945 is a wasteful number, since it uses less digits than its factorization.

1010994945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200344.

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 1010994945 is about 31796.1467005044. The cubic root of 1010994945 is about 1003.6516310267.

The spelling of 1010994945 in words is "one billion, ten million, nine hundred ninety-four thousand, nine hundred forty-five".