1142694 has 32 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 326376.

The previous prime is 1142693. The next prime is 1142707. The reversal of 1142694 is 4962411.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142693) 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, 1134 + ... + 1889.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^1142694 is an apocalyptic number.

1142694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1142694 is an abundant number, since it is smaller than the sum of its proper divisors (1760346).

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

1142694 is a wasteful number, since it uses less digits than its factorization.

1142694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3041 (or 3035 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 1142694 is about 1068.9686618419. The cubic root of 1142694 is about 104.5466165650.

The spelling of 1142694 in words is "one million, one hundred forty-two thousand, six hundred ninety-four".