1146401965 has 8 divisors (see below), whose sum is σ = 1377358848. Its totient is φ = 916003920.

The previous prime is 1146401951. The next prime is 1146402011. The reversal of 1146401965 is 5691046411.

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

It is not a de Polignac number, because 1146401965 - 2⁵ = 1146401933 is a prime.

It is a super-2 number, since 2×1146401965² = 2628474930711722450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 135181 + ... + 143410.

It is an arithmetic number, because the mean of its divisors is an integer number (172169856).

Almost surely, 2^1146401965 is an apocalyptic number.

It is an amenable number.

1146401965 is a deficient number, since it is larger than the sum of its proper divisors (230956883).

1146401965 is an equidigital number, since it uses as much as digits as its factorization.

1146401965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279419.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 1146401965 is about 33858.5582238819. The cubic root of 1146401965 is about 1046.5957671130.

The spelling of 1146401965 in words is "one billion, one hundred forty-six million, four hundred one thousand, nine hundred sixty-five".