1420151002 has 4 divisors (see below), whose sum is σ = 2130226506. Its totient is φ = 710075500.

The previous prime is 1420150937. The next prime is 1420151011. The reversal of 1420151002 is 2001510241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2001510241 = 32309 ⋅61949.

It can be written as a sum of positive squares in only one way, i.e., 853282521 + 566868481 = 29211^2 + 23809^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355037749 + ... + 355037752.

Almost surely, 2^1420151002 is an apocalyptic number.

1420151002 is a deficient number, since it is larger than the sum of its proper divisors (710075504).

1420151002 is an equidigital number, since it uses as much as digits as its factorization.

1420151002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710075503.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1420151002 is about 37684.8908980774. The cubic root of 1420151002 is about 1124.0307047205.

Adding to 1420151002 its reverse (2001510241), we get a palindrome (3421661243).

The spelling of 1420151002 in words is "one billion, four hundred twenty million, one hundred fifty-one thousand, two".