2051145532 has 24 divisors (see below), whose sum is σ = 3830195600. Its totient is φ = 958283136.

The previous prime is 2051145529. The next prime is 2051145583. The reversal of 2051145532 is 2355411502.

It is a self number, because there is not a number n which added to its sum of digits gives 2051145532.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179307 + ... + 190402.

Almost surely, 2^2051145532 is an apocalyptic number.

It is an amenable number.

2051145532 is a deficient number, since it is larger than the sum of its proper divisors (1779050068).

2051145532 is a wasteful number, since it uses less digits than its factorization.

2051145532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369805 (or 369803 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 2051145532 is about 45289.5742086410. The cubic root of 2051145532 is about 1270.5706679567.

The spelling of 2051145532 in words is "two billion, fifty-one million, one hundred forty-five thousand, five hundred thirty-two".