1021343150 has 12 divisors (see below), whose sum is σ = 1899698352. Its totient is φ = 408537240.

The previous prime is 1021343149. The next prime is 1021343273. The reversal of 1021343150 is 513431201.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10213382 + ... + 10213481.

It is an arithmetic number, because the mean of its divisors is an integer number (158308196).

Almost surely, 2^1021343150 is an apocalyptic number.

1021343150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021343150 is a deficient number, since it is larger than the sum of its proper divisors (878355202).

1021343150 is a wasteful number, since it uses less digits than its factorization.

1021343150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20426875 (or 20426870 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1021343150 is about 31958.4597563775. The cubic root of 1021343150 is about 1007.0643606262.

Adding to 1021343150 its reverse (513431201), we get a palindrome (1534774351).

The spelling of 1021343150 in words is "one billion, twenty-one million, three hundred forty-three thousand, one hundred fifty".