1464047042 has 4 divisors (see below), whose sum is σ = 2196070566. Its totient is φ = 732023520.

The previous prime is 1464047041. The next prime is 1464047069. The reversal of 1464047042 is 2407404641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2407404641 = 23 ⋅104669767.

It can be written as a sum of positive squares in only one way, i.e., 1447878601 + 16168441 = 38051^2 + 4021^2 .

It is not an unprimeable number, because it can be changed into a prime (1464047041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 366011759 + ... + 366011762.

Almost surely, 2^1464047042 is an apocalyptic number.

1464047042 is a deficient number, since it is larger than the sum of its proper divisors (732023524).

1464047042 is an equidigital number, since it uses as much as digits as its factorization.

1464047042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732023523.

The product of its (nonzero) digits is 21504, while the sum is 32.

The square root of 1464047042 is about 38262.8676656625. The cubic root of 1464047042 is about 1135.4944360054.

The spelling of 1464047042 in words is "one billion, four hundred sixty-four million, forty-seven thousand, forty-two".