1201764146 has 8 divisors (see below), whose sum is σ = 1966523184. Its totient is φ = 546256420.

The previous prime is 1201764133. The next prime is 1201764149. The reversal of 1201764146 is 6414671021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1201764146² = 2888474125222218632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1201764149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27312800 + ... + 27312843.

It is an arithmetic number, because the mean of its divisors is an integer number (245815398).

Almost surely, 2^1201764146 is an apocalyptic number.

1201764146 is a deficient number, since it is larger than the sum of its proper divisors (764759038).

1201764146 is a wasteful number, since it uses less digits than its factorization.

1201764146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54625656.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1201764146 is about 34666.4700539296. The cubic root of 1201764146 is about 1063.1790599999.

The spelling of 1201764146 in words is "one billion, two hundred one million, seven hundred sixty-four thousand, one hundred forty-six".