1028325412 has 6 divisors (see below), whose sum is σ = 1799569478. Its totient is φ = 514162704.

The previous prime is 1028325371. The next prime is 1028325433. The reversal of 1028325412 is 2145238201.

It can be written as a sum of positive squares in only one way, i.e., 923795236 + 104530176 = 30394^2 + 10224^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128540673 + ... + 128540680.

Almost surely, 2^1028325412 is an apocalyptic number.

It is an amenable number.

1028325412 is a deficient number, since it is larger than the sum of its proper divisors (771244066).

1028325412 is a wasteful number, since it uses less digits than its factorization.

1028325412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257081357 (or 257081355 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 1028325412 is about 32067.5133429457. The cubic root of 1028325412 is about 1009.3540332426.

The spelling of 1028325412 in words is "one billion, twenty-eight million, three hundred twenty-five thousand, four hundred twelve".