1351042257246 has 32 divisors (see below), whose sum is σ = 2974771958400. Its totient is φ = 405650717280.

The previous prime is 1351042257239. The next prime is 1351042257251. The reversal of 1351042257246 is 6427522401531.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1351042257198 and 1351042257207.

It is a congruent number.

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 in 15 ways as a sum of consecutive naturals, for example, 93893436 + ... + 93907823.

It is an arithmetic number, because the mean of its divisors is an integer number (92961623700).

Almost surely, 2^{1351042257246} is an apocalyptic number.

1351042257246 is an abundant number, since it is smaller than the sum of its proper divisors (1623729701154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1351042257246 is a wasteful number, since it uses less digits than its factorization.

1351042257246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187801384.

The product of its (nonzero) digits is 403200, while the sum is 42.

Adding to 1351042257246 its reverse (6427522401531), we get a palindrome (7778564658777).

The spelling of 1351042257246 in words is "one trillion, three hundred fifty-one billion, forty-two million, two hundred fifty-seven thousand, two hundred forty-six".