1355251342 has 16 divisors (see below), whose sum is σ = 2147448960. Its totient is φ = 639687672.

The previous prime is 1355251309. The next prime is 1355251343. The reversal of 1355251342 is 2431525531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355251343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52258 + ... + 73765.

It is an arithmetic number, because the mean of its divisors is an integer number (134215560).

Almost surely, 2^1355251342 is an apocalyptic number.

1355251342 is a deficient number, since it is larger than the sum of its proper divisors (792197618).

1355251342 is a wasteful number, since it uses less digits than its factorization.

1355251342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126327.

The product of its digits is 18000, while the sum is 31.

The square root of 1355251342 is about 36813.7384952955. The cubic root of 1355251342 is about 1106.6406406074.

Adding to 1355251342 its reverse (2431525531), we get a palindrome (3786776873).

The spelling of 1355251342 in words is "one billion, three hundred fifty-five million, two hundred fifty-one thousand, three hundred forty-two".