1201342402 has 8 divisors (see below), whose sum is σ = 1940630076. Its totient is φ = 554465712.

The previous prime is 1201342399. The next prime is 1201342409. The reversal of 1201342402 is 2042431021.

It can be written as a sum of positive squares in 2 ways, for example, as 1004192721 + 197149681 = 31689^2 + 14041^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1201342402.

It is not an unprimeable number, because it can be changed into a prime (1201342409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23102713 + ... + 23102764.

Almost surely, 2^1201342402 is an apocalyptic number.

1201342402 is a deficient number, since it is larger than the sum of its proper divisors (739287674).

1201342402 is a wasteful number, since it uses less digits than its factorization.

1201342402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46205492.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1201342402 is about 34660.3866395053. The cubic root of 1201342402 is about 1063.0546756789.

Adding to 1201342402 its reverse (2042431021), we get a palindrome (3243773423).

The spelling of 1201342402 in words is "one billion, two hundred one million, three hundred forty-two thousand, four hundred two".