133245001461 has 32 divisors (see below), whose sum is σ = 208792015488. Its totient is φ = 74516739840.

The previous prime is 133245001453. The next prime is 133245001543. The reversal of 133245001461 is 164100542331.

It is not a de Polignac number, because 133245001461 - 2³ = 133245001453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133245001441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1216035 + ... + 1321071.

It is an arithmetic number, because the mean of its divisors is an integer number (6524750484).

Almost surely, 2^133245001461 is an apocalyptic number.

133245001461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

133245001461 is a deficient number, since it is larger than the sum of its proper divisors (75547014027).

133245001461 is a wasteful number, since it uses less digits than its factorization.

133245001461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108021.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 133245001461 its reverse (164100542331), we get a palindrome (297345543792).

The spelling of 133245001461 in words is "one hundred thirty-three billion, two hundred forty-five million, one thousand, four hundred sixty-one".