1145434402 has 16 divisors (see below), whose sum is σ = 2031312960. Its totient is φ = 473972688.

The previous prime is 1145434379. The next prime is 1145434441. The reversal of 1145434402 is 2044345411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1410228 + ... + 1411039.

It is an arithmetic number, because the mean of its divisors is an integer number (126957060).

Almost surely, 2^1145434402 is an apocalyptic number.

1145434402 is a deficient number, since it is larger than the sum of its proper divisors (885878558).

1145434402 is a wasteful number, since it uses less digits than its factorization.

1145434402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2821305.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 1145434402 is about 33844.2669000231. The cubic root of 1145434402 is about 1046.3012420405.

Adding to 1145434402 its reverse (2044345411), we get a palindrome (3189779813).

The spelling of 1145434402 in words is "one billion, one hundred forty-five million, four hundred thirty-four thousand, four hundred two".