1145406002 has 32 divisors (see below), whose sum is σ = 1893553200. Its totient is φ = 516372480.

The previous prime is 1145406001. The next prime is 1145406019. The reversal of 1145406002 is 2006045411.

It can be written as a sum of positive squares in 8 ways, for example, as 244265641 + 901140361 = 15629^2 + 30019^2 .

It is not an unprimeable number, because it can be changed into a prime (1145406001) 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, 330374 + ... + 333822.

Almost surely, 2^1145406002 is an apocalyptic number.

1145406002 is a deficient number, since it is larger than the sum of its proper divisors (748147198).

1145406002 is a wasteful number, since it uses less digits than its factorization.

1145406002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3758.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1145406002 is about 33843.8473285766. The cubic root of 1145406002 is about 1046.2925946078.

The spelling of 1145406002 in words is "one billion, one hundred forty-five million, four hundred six thousand, two".