1612614541 has 2 divisors, whose sum is σ = 1612614542. Its totient is φ = 1612614540.

The previous prime is 1612614527. The next prime is 1612614557. The reversal of 1612614541 is 1454162161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1230255625 + 382358916 = 35075^2 + 19554^2 .

It is a cyclic number.

It is not a de Polignac number, because 1612614541 - 2²⁷ = 1478396813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1612614511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806307270 + 806307271.

It is an arithmetic number, because the mean of its divisors is an integer number (806307271).

Almost surely, 2^1612614541 is an apocalyptic number.

It is an amenable number.

1612614541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1612614541 is an equidigital number, since it uses as much as digits as its factorization.

1612614541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 31.

The square root of 1612614541 is about 40157.3721874328. The cubic root of 1612614541 is about 1172.6728143493.

The spelling of 1612614541 in words is "one billion, six hundred twelve million, six hundred fourteen thousand, five hundred forty-one".