1428156363 has 8 divisors (see below), whose sum is σ = 1918108368. Its totient is φ = 945154304.

The previous prime is 1428156307. The next prime is 1428156371. The reversal of 1428156363 is 3636518241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1428156363 - 2¹³ = 1428148171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1428156563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1737006 + ... + 1737827.

It is an arithmetic number, because the mean of its divisors is an integer number (239763546).

Almost surely, 2^1428156363 is an apocalyptic number.

1428156363 is a deficient number, since it is larger than the sum of its proper divisors (489952005).

1428156363 is a wasteful number, since it uses less digits than its factorization.

1428156363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3474973.

The product of its digits is 103680, while the sum is 39.

The square root of 1428156363 is about 37790.9561006334. The cubic root of 1428156363 is about 1126.1387943101.

The spelling of 1428156363 in words is "one billion, four hundred twenty-eight million, one hundred fifty-six thousand, three hundred sixty-three".