1891483052 has 6 divisors (see below), whose sum is σ = 3310095348. Its totient is φ = 945741524.

The previous prime is 1891483021. The next prime is 1891483057. The reversal of 1891483052 is 2503841981.

It is not an unprimeable number, because it can be changed into a prime (1891483057) by changing a digit.

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 as a sum of consecutive naturals, namely, 236435378 + ... + 236435385.

It is an arithmetic number, because the mean of its divisors is an integer number (551682558).

Almost surely, 2^1891483052 is an apocalyptic number.

It is an amenable number.

1891483052 is a deficient number, since it is larger than the sum of its proper divisors (1418612296).

1891483052 is a wasteful number, since it uses less digits than its factorization.

1891483052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472870767 (or 472870765 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 1891483052 is about 43491.1836123139. The cubic root of 1891483052 is about 1236.7088958907.

The spelling of 1891483052 in words is "one billion, eight hundred ninety-one million, four hundred eighty-three thousand, fifty-two".