1145151401 has 2 divisors, whose sum is σ = 1145151402. Its totient is φ = 1145151400.

The previous prime is 1145151367. The next prime is 1145151419. The reversal of 1145151401 is 1041515411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 923856025 + 221295376 = 30395^2 + 14876^2 .

It is an emirp because it is prime and its reverse (1041515411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1145151401 - 2¹⁸ = 1144889257 is a prime.

It is a super-2 number, since 2×1145151401² = 2622743462424525602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1145151431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572575700 + 572575701.

It is an arithmetic number, because the mean of its divisors is an integer number (572575701).

Almost surely, 2^1145151401 is an apocalyptic number.

It is an amenable number.

1145151401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145151401 is an equidigital number, since it uses as much as digits as its factorization.

1145151401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 400, while the sum is 23.

The square root of 1145151401 is about 33840.0857120664. The cubic root of 1145151401 is about 1046.2150655103.

Adding to 1145151401 its reverse (1041515411), we get a palindrome (2186666812).

It can be divided in two parts, 114 and 5151401, that added together give a palindrome (5151515).

The spelling of 1145151401 in words is "one billion, one hundred forty-five million, one hundred fifty-one thousand, four hundred one".