1042857347145 has 16 divisors (see below), whose sum is σ = 1679199604800. Its totient is φ = 552647968704.

The previous prime is 1042857347137. The next prime is 1042857347149. The reversal of 1042857347145 is 5417437582401.

It is not a de Polignac number, because 1042857347145 - 2³ = 1042857347137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1042857347149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221411095 + ... + 221415804.

It is an arithmetic number, because the mean of its divisors is an integer number (104949975300).

Almost surely, 2^{1042857347145} is an apocalyptic number.

1042857347145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1042857347145 is a deficient number, since it is larger than the sum of its proper divisors (636342257655).

1042857347145 is a wasteful number, since it uses less digits than its factorization.

1042857347145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442827064.

The product of its (nonzero) digits is 3763200, while the sum is 51.

The spelling of 1042857347145 in words is "one trillion, forty-two billion, eight hundred fifty-seven million, three hundred forty-seven thousand, one hundred forty-five".