1149201242 has 16 divisors (see below), whose sum is σ = 1970982720. Its totient is φ = 492283968.

The previous prime is 1149201239. The next prime is 1149201253. The reversal of 1149201242 is 2421029411.

It is a super-2 number, since 2×1149201242² = 2641326989228685128, which contains 22 as substring.

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, 13634 + ... + 49842.

It is an arithmetic number, because the mean of its divisors is an integer number (123186420).

Almost surely, 2^1149201242 is an apocalyptic number.

1149201242 is a deficient number, since it is larger than the sum of its proper divisors (821781478).

1149201242 is a wasteful number, since it uses less digits than its factorization.

1149201242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38485.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 1149201242 is about 33899.8708257126. The cubic root of 1149201242 is about 1047.4469316534.

The spelling of 1149201242 in words is "one billion, one hundred forty-nine million, two hundred one thousand, two hundred forty-two".