1202413522 has 4 divisors (see below), whose sum is σ = 1803620286. Its totient is φ = 601206760.

The previous prime is 1202413507. The next prime is 1202413559. The reversal of 1202413522 is 2253142021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2253142021 = 13 ⋅173318617.

It can be written as a sum of positive squares in only one way, i.e., 1147786641 + 54626881 = 33879^2 + 7391^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1202413493 and 1202413502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300603379 + ... + 300603382.

Almost surely, 2^1202413522 is an apocalyptic number.

1202413522 is a deficient number, since it is larger than the sum of its proper divisors (601206764).

1202413522 is an equidigital number, since it uses as much as digits as its factorization.

1202413522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601206763.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1202413522 is about 34675.8348421491. The cubic root of 1202413522 is about 1063.3705225957.

Adding to 1202413522 its reverse (2253142021), we get a palindrome (3455555543).

The spelling of 1202413522 in words is "one billion, two hundred two million, four hundred thirteen thousand, five hundred twenty-two".