1021141432 has 8 divisors (see below), whose sum is σ = 1914640200. Its totient is φ = 510570712.

The previous prime is 1021141427. The next prime is 1021141483. The reversal of 1021141432 is 2341411201.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 63821332 + ... + 63821347.

It is an arithmetic number, because the mean of its divisors is an integer number (239330025).

Almost surely, 2^1021141432 is an apocalyptic number.

It is an amenable number.

1021141432 is a deficient number, since it is larger than the sum of its proper divisors (893498768).

1021141432 is a wasteful number, since it uses less digits than its factorization.

1021141432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127642685 (or 127642681 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1021141432 is about 31955.3036599560. The cubic root of 1021141432 is about 1006.9980569606.

Adding to 1021141432 its reverse (2341411201), we get a palindrome (3362552633).

The spelling of 1021141432 in words is "one billion, twenty-one million, one hundred forty-one thousand, four hundred thirty-two".