1342001771 has 8 divisors (see below), whose sum is σ = 1474536000. Its totient is φ = 1211223240.

The previous prime is 1342001681. The next prime is 1342001797. The reversal of 1342001771 is 1771002431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1342001771 - 2¹⁰ = 1342000747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1342001771.

It is not an unprimeable number, because it can be changed into a prime (1342000771) 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, 437321 + ... + 440378.

It is an arithmetic number, because the mean of its divisors is an integer number (184317000).

Almost surely, 2^1342001771 is an apocalyptic number.

1342001771 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1342001771 is a deficient number, since it is larger than the sum of its proper divisors (132534229).

1342001771 is a wasteful number, since it uses less digits than its factorization.

1342001771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877849.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 1342001771 is about 36633.3423400050. The cubic root of 1342001771 is about 1103.0224784156.

The spelling of 1342001771 in words is "one billion, three hundred forty-two million, one thousand, seven hundred seventy-one".