1420733146 has 48 divisors (see below), whose sum is σ = 2662051392. Its totient is φ = 564950400.

The previous prime is 1420733137. The next prime is 1420733159. The reversal of 1420733146 is 6413370241.

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 23 ways as a sum of consecutive naturals, for example, 112281 + ... + 124291.

It is an arithmetic number, because the mean of its divisors is an integer number (55459404).

Almost surely, 2^1420733146 is an apocalyptic number.

1420733146 is a deficient number, since it is larger than the sum of its proper divisors (1241318246).

1420733146 is a wasteful number, since it uses less digits than its factorization.

1420733146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12115 (or 12108 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 1420733146 is about 37692.6139449097. The cubic root of 1420733146 is about 1124.1842701608.

The spelling of 1420733146 in words is "one billion, four hundred twenty million, seven hundred thirty-three thousand, one hundred forty-six".