1342745105961 has 32 divisors (see below), whose sum is σ = 2166647132160. Its totient is φ = 722081546496.

The previous prime is 1342745105959. The next prime is 1342745105987. The reversal of 1342745105961 is 1695015472431.

It is not a de Polignac number, because 1342745105961 - 2¹ = 1342745105959 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1342745105961.

It is not an unprimeable number, because it can be changed into a prime (1342745105941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3800350 + ... + 4138616.

It is an arithmetic number, because the mean of its divisors is an integer number (67707722880).

Almost surely, 2^{1342745105961} is an apocalyptic number.

It is an amenable number.

1342745105961 is a deficient number, since it is larger than the sum of its proper divisors (823902026199).

1342745105961 is a wasteful number, since it uses less digits than its factorization.

1342745105961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349413.

The product of its (nonzero) digits is 907200, while the sum is 48.

The spelling of 1342745105961 in words is "one trillion, three hundred forty-two billion, seven hundred forty-five million, one hundred five thousand, nine hundred sixty-one".