1146251801 has 8 divisors (see below), whose sum is σ = 1175182344. Its totient is φ = 1117367680.

The previous prime is 1146251783. The next prime is 1146251831. The reversal of 1146251801 is 1081526411.

It can be written as a sum of positive squares in 4 ways, for example, as 115777600 + 1030474201 = 10760^2 + 32101^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1146251801 - 2¹⁴ = 1146235417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1146251831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41411 + ... + 63303.

It is an arithmetic number, because the mean of its divisors is an integer number (146897793).

Almost surely, 2^1146251801 is an apocalyptic number.

It is an amenable number.

1146251801 is a deficient number, since it is larger than the sum of its proper divisors (28930543).

1146251801 is a wasteful number, since it uses less digits than its factorization.

1146251801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23211.

The product of its (nonzero) digits is 1920, while the sum is 29.

The square root of 1146251801 is about 33856.3406321475. The cubic root of 1146251801 is about 1046.5500682295.

The spelling of 1146251801 in words is "one billion, one hundred forty-six million, two hundred fifty-one thousand, eight hundred one".