1301134402 has 16 divisors (see below), whose sum is σ = 2065190400. Its totient is φ = 613096560.

The previous prime is 1301134399. The next prime is 1301134409. The reversal of 1301134402 is 2044311031.

It is a super-3 number, since 3×1301134402³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1301134402.

It is not an unprimeable number, because it can be changed into a prime (1301134409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82377 + ... + 96892.

It is an arithmetic number, because the mean of its divisors is an integer number (129074400).

Almost surely, 2^1301134402 is an apocalyptic number.

1301134402 is a deficient number, since it is larger than the sum of its proper divisors (764055998).

1301134402 is a wasteful number, since it uses less digits than its factorization.

1301134402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179481.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1301134402 is about 36071.2406495812. The cubic root of 1301134402 is about 1091.7102467332.

Adding to 1301134402 its reverse (2044311031), we get a palindrome (3345445433).

The spelling of 1301134402 in words is "one billion, three hundred one million, one hundred thirty-four thousand, four hundred two".