1011945351 has 8 divisors (see below), whose sum is σ = 1357340544. Its totient is φ = 670590200.

The previous prime is 1011945323. The next prime is 1011945367. The reversal of 1011945351 is 1535491101.

1011945351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1011945351 - 2⁷ = 1011945223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011947351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1009425 + ... + 1010426.

It is an arithmetic number, because the mean of its divisors is an integer number (169667568).

Almost surely, 2^1011945351 is an apocalyptic number.

1011945351 is a deficient number, since it is larger than the sum of its proper divisors (345395193).

1011945351 is a wasteful number, since it uses less digits than its factorization.

1011945351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020021.

The product of its (nonzero) digits is 2700, while the sum is 30.

The square root of 1011945351 is about 31811.0884912793. The cubic root of 1011945351 is about 1003.9660334509.

The spelling of 1011945351 in words is "one billion, eleven million, nine hundred forty-five thousand, three hundred fifty-one".