1461541051 has 4 divisors (see below), whose sum is σ = 1547514072. Its totient is φ = 1375568032.

The previous prime is 1461541027. The next prime is 1461541069. The reversal of 1461541051 is 1501451641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1501451641 = 223 ⋅6732967.

It is a cyclic number.

It is not a de Polignac number, because 1461541051 - 2⁷ = 1461540923 is a prime.

It is a super-2 number, since 2×1461541051² = 4272204487516369202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1461541021) 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, 42986485 + ... + 42986518.

It is an arithmetic number, because the mean of its divisors is an integer number (386878518).

Almost surely, 2^1461541051 is an apocalyptic number.

1461541051 is a deficient number, since it is larger than the sum of its proper divisors (85973021).

1461541051 is an equidigital number, since it uses as much as digits as its factorization.

1461541051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85973020.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 1461541051 is about 38230.1066046120. The cubic root of 1461541051 is about 1134.8461954642.

Adding to 1461541051 its reverse (1501451641), we get a palindrome (2962992692).

The spelling of 1461541051 in words is "one billion, four hundred sixty-one million, five hundred forty-one thousand, fifty-one".