1442120475 has 24 divisors (see below), whose sum is σ = 2416976752. Its totient is φ = 758592000.

The previous prime is 1442120441. The next prime is 1442120543. The reversal of 1442120475 is 5740212441.

It is not a de Polignac number, because 1442120475 - 2¹⁰ = 1442119451 is a prime.

It is a super-2 number, since 2×1442120475² = 4159422928828451250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126226 + ... + 137175.

Almost surely, 2^1442120475 is an apocalyptic number.

1442120475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1442120475 is a deficient number, since it is larger than the sum of its proper divisors (974856277).

1442120475 is a wasteful number, since it uses less digits than its factorization.

1442120475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263487 (or 263482 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 1442120475 is about 37975.2613552560. The cubic root of 1442120475 is about 1129.7972526320.

The spelling of 1442120475 in words is "one billion, four hundred forty-two million, one hundred twenty thousand, four hundred seventy-five".